647565156

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2129}}^1$

素因数の和:2234

約数の個数: 144

約数和(自身を含む): 2009629440

約数和(自身を除く): 1362064284

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 71, 84, 102, 119, 126, 142, 153, 204, 213, 238, 252, 284, 306, 357, 426, 476, 497, 612, 639, 714, 852, 994, 1071, 1207, 1278, 1428, 1491, 1988, 2129, 2142, 2414, 2556, 2982, 3621, 4258, 4284, 4473, 4828, 5964, 6387, 7242, 8449, 8516, 8946, 10863, 12774, 14484, 14903, 16898, 17892, 19161, 21726, 25347, 25548, 29806, 33796, 36193, 38322, 43452, 44709, 50694, 59612, 72386, 76041, 76644, 89418, 101388, 108579, 134127, 144772, 151159, 152082, 178836, 217158, 253351, 268254, 302318, 304164, 325737, 434316, 453477, 506702, 536508, 604636, 651474, 760053, 906954, 1013404, 1058113, 1302948, 1360431, 1520106, 1813908, 2116226, 2280159, 2569703, 2720862, 3040212, 3174339, 4232452, 4560318, 5139406, 5441724, 6348678, 7709109, 9120636, 9523017, 10278812, 12697356, 15418218, 17987921, 19046034, 23127327, 30836436, 35975842, 38092068, 46254654, 53963763, 71951684, 92509308, 107927526, 161891289, 215855052, 323782578, 647565156]

約数ペア:

[(1, 647565156), (2, 323782578), (3, 215855052), (4, 161891289), (6, 107927526), (7, 92509308), (9, 71951684), (12, 53963763), (14, 46254654), (17, 38092068), (18, 35975842), (21, 30836436), (28, 23127327), (34, 19046034), (36, 17987921), (42, 15418218), (51, 12697356), (63, 10278812), (68, 9523017), (71, 9120636), (84, 7709109), (102, 6348678), (119, 5441724), (126, 5139406), (142, 4560318), (153, 4232452), (204, 3174339), (213, 3040212), (238, 2720862), (252, 2569703), (284, 2280159), (306, 2116226), (357, 1813908), (426, 1520106), (476, 1360431), (497, 1302948), (612, 1058113), (639, 1013404), (714, 906954), (852, 760053), (994, 651474), (1071, 604636), (1207, 536508), (1278, 506702), (1428, 453477), (1491, 434316), (1988, 325737), (2129, 304164), (2142, 302318), (2414, 268254), (2556, 253351), (2982, 217158), (3621, 178836), (4258, 152082), (4284, 151159), (4473, 144772), (4828, 134127), (5964, 108579), (6387, 101388), (7242, 89418), (8449, 76644), (8516, 76041), (8946, 72386), (10863, 59612), (12774, 50694), (14484, 44709), (14903, 43452), (16898, 38322), (17892, 36193), (19161, 33796), (21726, 29806), (25347, 25548)]