639101186548

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2505611}}^1$

素因数の和:2505685

約数の個数: 72

約数和(自身を含む): 1343649468672

約数和(自身を除く): 704548282124

約数列:

[1, 2, 4, 11, 17, 22, 31, 34, 44, 62, 68, 121, 124, 187, 242, 341, 374, 484, 527, 682, 748, 1054, 1364, 2057, 2108, 3751, 4114, 5797, 7502, 8228, 11594, 15004, 23188, 63767, 127534, 255068, 2505611, 5011222, 10022444, 27561721, 42595387, 55123442, 77673941, 85190774, 110246884, 155347882, 170381548, 303178931, 310695764, 468549257, 606357862, 854413351, 937098514, 1212715724, 1320456997, 1708826702, 1874197028, 2640913994, 3417653404, 5154041827, 5281827988, 9398546861, 10308083654, 14525026967, 18797093722, 20616167308, 29050053934, 37594187444, 58100107868, 159775296637, 319550593274, 639101186548]

約数ペア:

[(1, 639101186548), (2, 319550593274), (4, 159775296637), (11, 58100107868), (17, 37594187444), (22, 29050053934), (31, 20616167308), (34, 18797093722), (44, 14525026967), (62, 10308083654), (68, 9398546861), (121, 5281827988), (124, 5154041827), (187, 3417653404), (242, 2640913994), (341, 1874197028), (374, 1708826702), (484, 1320456997), (527, 1212715724), (682, 937098514), (748, 854413351), (1054, 606357862), (1364, 468549257), (2057, 310695764), (2108, 303178931), (3751, 170381548), (4114, 155347882), (5797, 110246884), (7502, 85190774), (8228, 77673941), (11594, 55123442), (15004, 42595387), (23188, 27561721), (63767, 10022444), (127534, 5011222), (255068, 2505611)]