42128814

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:206

約数の個数: 128

約数和(自身を含む): 113541120

約数和(自身を除く): 71412306

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 31, 38, 39, 42, 57, 62, 78, 91, 93, 114, 131, 133, 182, 186, 217, 247, 262, 266, 273, 393, 399, 403, 434, 494, 546, 589, 651, 741, 786, 798, 806, 917, 1178, 1209, 1302, 1482, 1703, 1729, 1767, 1834, 2418, 2489, 2751, 2821, 3406, 3458, 3534, 4061, 4123, 4978, 5109, 5187, 5502, 5642, 7467, 7657, 8122, 8246, 8463, 10218, 10374, 11921, 12183, 12369, 14934, 15314, 16926, 17423, 22971, 23842, 24366, 24738, 28427, 32357, 34846, 35763, 45942, 52269, 52793, 53599, 56854, 64714, 71526, 77159, 85281, 97071, 104538, 105586, 107198, 154318, 158379, 160797, 170562, 194142, 226499, 231477, 316758, 321594, 369551, 452998, 462954, 540113, 679497, 739102, 1003067, 1080226, 1108653, 1358994, 1620339, 2006134, 2217306, 3009201, 3240678, 6018402, 7021469, 14042938, 21064407, 42128814]

約数ペア:

[(1, 42128814), (2, 21064407), (3, 14042938), (6, 7021469), (7, 6018402), (13, 3240678), (14, 3009201), (19, 2217306), (21, 2006134), (26, 1620339), (31, 1358994), (38, 1108653), (39, 1080226), (42, 1003067), (57, 739102), (62, 679497), (78, 540113), (91, 462954), (93, 452998), (114, 369551), (131, 321594), (133, 316758), (182, 231477), (186, 226499), (217, 194142), (247, 170562), (262, 160797), (266, 158379), (273, 154318), (393, 107198), (399, 105586), (403, 104538), (434, 97071), (494, 85281), (546, 77159), (589, 71526), (651, 64714), (741, 56854), (786, 53599), (798, 52793), (806, 52269), (917, 45942), (1178, 35763), (1209, 34846), (1302, 32357), (1482, 28427), (1703, 24738), (1729, 24366), (1767, 23842), (1834, 22971), (2418, 17423), (2489, 16926), (2751, 15314), (2821, 14934), (3406, 12369), (3458, 12183), (3534, 11921), (4061, 10374), (4123, 10218), (4978, 8463), (5109, 8246), (5187, 8122), (5502, 7657), (5642, 7467)]