861897470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1\times {\mathrm{487}}^1$

素因数の和:825

約数の個数: 64

約数和(自身を含む): 1799525376

約数和(自身を除く): 937627906

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 131, 193, 262, 386, 487, 655, 917, 965, 974, 1310, 1351, 1834, 1930, 2435, 2702, 3409, 4585, 4870, 6755, 6818, 9170, 13510, 17045, 25283, 34090, 50566, 63797, 93991, 126415, 127594, 176981, 187982, 252830, 318985, 353962, 446579, 469955, 637970, 657937, 884905, 893158, 939910, 1315874, 1769810, 2232895, 3289685, 4465790, 6579370, 12312821, 24625642, 61564105, 86189747, 123128210, 172379494, 430948735, 861897470]

約数ペア:

[(1, 861897470), (2, 430948735), (5, 172379494), (7, 123128210), (10, 86189747), (14, 61564105), (35, 24625642), (70, 12312821), (131, 6579370), (193, 4465790), (262, 3289685), (386, 2232895), (487, 1769810), (655, 1315874), (917, 939910), (965, 893158), (974, 884905), (1310, 657937), (1351, 637970), (1834, 469955), (1930, 446579), (2435, 353962), (2702, 318985), (3409, 252830), (4585, 187982), (4870, 176981), (6755, 127594), (6818, 126415), (9170, 93991), (13510, 63797), (17045, 50566), (25283, 34090)]