2589678

素因数分解:

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

素因数の和:79

約数の個数: 128

約数和(自身を含む): 7741440

約数和(自身を除く): 5151762

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 17, 18, 21, 26, 27, 31, 34, 39, 42, 51, 54, 62, 63, 78, 91, 93, 102, 117, 119, 126, 153, 182, 186, 189, 217, 221, 234, 238, 273, 279, 306, 351, 357, 378, 403, 434, 442, 459, 527, 546, 558, 651, 663, 702, 714, 806, 819, 837, 918, 1054, 1071, 1209, 1302, 1326, 1547, 1581, 1638, 1674, 1953, 1989, 2142, 2418, 2457, 2821, 3094, 3162, 3213, 3627, 3689, 3906, 3978, 4641, 4743, 4914, 5642, 5859, 5967, 6426, 6851, 7254, 7378, 8463, 9282, 9486, 10881, 11067, 11718, 11934, 13702, 13923, 14229, 16926, 20553, 21762, 22134, 25389, 27846, 28458, 33201, 41106, 41769, 47957, 50778, 61659, 66402, 76167, 83538, 95914, 99603, 123318, 143871, 152334, 184977, 199206, 287742, 369954, 431613, 863226, 1294839, 2589678]

約数ペア:

[(1, 2589678), (2, 1294839), (3, 863226), (6, 431613), (7, 369954), (9, 287742), (13, 199206), (14, 184977), (17, 152334), (18, 143871), (21, 123318), (26, 99603), (27, 95914), (31, 83538), (34, 76167), (39, 66402), (42, 61659), (51, 50778), (54, 47957), (62, 41769), (63, 41106), (78, 33201), (91, 28458), (93, 27846), (102, 25389), (117, 22134), (119, 21762), (126, 20553), (153, 16926), (182, 14229), (186, 13923), (189, 13702), (217, 11934), (221, 11718), (234, 11067), (238, 10881), (273, 9486), (279, 9282), (306, 8463), (351, 7378), (357, 7254), (378, 6851), (403, 6426), (434, 5967), (442, 5859), (459, 5642), (527, 4914), (546, 4743), (558, 4641), (651, 3978), (663, 3906), (702, 3689), (714, 3627), (806, 3213), (819, 3162), (837, 3094), (918, 2821), (1054, 2457), (1071, 2418), (1209, 2142), (1302, 1989), (1326, 1953), (1547, 1674), (1581, 1638)]