621234978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 192

約数和(自身を含む): 1690042368

約数和(自身を除く): 1068807390

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 31, 34, 39, 42, 51, 62, 78, 91, 93, 102, 119, 127, 182, 186, 217, 221, 238, 254, 273, 289, 357, 381, 403, 434, 442, 527, 546, 578, 651, 663, 714, 762, 806, 867, 889, 1054, 1209, 1302, 1326, 1547, 1581, 1651, 1734, 1778, 2023, 2159, 2418, 2667, 2821, 3094, 3162, 3302, 3689, 3757, 3937, 4046, 4318, 4641, 4953, 5334, 5642, 6069, 6477, 6851, 7378, 7514, 7874, 8463, 8959, 9282, 9906, 11067, 11271, 11557, 11811, 12138, 12954, 13702, 15113, 16926, 17918, 20553, 22134, 22542, 23114, 23622, 26299, 26877, 27559, 28067, 30226, 34671, 36703, 41106, 45339, 47957, 51181, 52598, 53754, 55118, 56134, 62713, 66929, 69342, 73406, 78897, 82677, 84201, 90678, 95914, 102362, 110109, 116467, 125426, 133858, 143871, 153543, 157794, 165354, 168402, 188139, 196469, 200787, 220218, 232934, 256921, 287742, 307086, 349401, 358267, 376278, 392938, 401574, 468503, 477139, 513842, 589407, 698802, 716534, 770763, 815269, 870077, 937006, 954278, 1074801, 1137793, 1178814, 1405509, 1431417, 1541526, 1630538, 1740154, 2149602, 2275586, 2445807, 2610231, 2811018, 2862834, 3339973, 3413379, 4891614, 5220462, 6090539, 6679946, 6826758, 7964551, 10019919, 12181078, 14791309, 15929102, 18271617, 20039838, 23893653, 29582618, 36543234, 44373927, 47787306, 88747854, 103539163, 207078326, 310617489, 621234978]

約数ペア:

[(1, 621234978), (2, 310617489), (3, 207078326), (6, 103539163), (7, 88747854), (13, 47787306), (14, 44373927), (17, 36543234), (21, 29582618), (26, 23893653), (31, 20039838), (34, 18271617), (39, 15929102), (42, 14791309), (51, 12181078), (62, 10019919), (78, 7964551), (91, 6826758), (93, 6679946), (102, 6090539), (119, 5220462), (127, 4891614), (182, 3413379), (186, 3339973), (217, 2862834), (221, 2811018), (238, 2610231), (254, 2445807), (273, 2275586), (289, 2149602), (357, 1740154), (381, 1630538), (403, 1541526), (434, 1431417), (442, 1405509), (527, 1178814), (546, 1137793), (578, 1074801), (651, 954278), (663, 937006), (714, 870077), (762, 815269), (806, 770763), (867, 716534), (889, 698802), (1054, 589407), (1209, 513842), (1302, 477139), (1326, 468503), (1547, 401574), (1581, 392938), (1651, 376278), (1734, 358267), (1778, 349401), (2023, 307086), (2159, 287742), (2418, 256921), (2667, 232934), (2821, 220218), (3094, 200787), (3162, 196469), (3302, 188139), (3689, 168402), (3757, 165354), (3937, 157794), (4046, 153543), (4318, 143871), (4641, 133858), (4953, 125426), (5334, 116467), (5642, 110109), (6069, 102362), (6477, 95914), (6851, 90678), (7378, 84201), (7514, 82677), (7874, 78897), (8463, 73406), (8959, 69342), (9282, 66929), (9906, 62713), (11067, 56134), (11271, 55118), (11557, 53754), (11811, 52598), (12138, 51181), (12954, 47957), (13702, 45339), (15113, 41106), (16926, 36703), (17918, 34671), (20553, 30226), (22134, 28067), (22542, 27559), (23114, 26877), (23622, 26299)]