157891212

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^2\times {\mathrm{227}}^1$

素因数の和:515

約数の個数: 54

約数和(自身を含む): 403776828

約数和(自身を除く): 245885616

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 227, 278, 417, 454, 556, 681, 834, 908, 1251, 1362, 1668, 2043, 2502, 2724, 4086, 5004, 8172, 19321, 31553, 38642, 57963, 63106, 77284, 94659, 115926, 126212, 173889, 189318, 231852, 283977, 347778, 378636, 567954, 695556, 1135908, 4385867, 8771734, 13157601, 17543468, 26315202, 39472803, 52630404, 78945606, 157891212]

約数ペア:

[(1, 157891212), (2, 78945606), (3, 52630404), (4, 39472803), (6, 26315202), (9, 17543468), (12, 13157601), (18, 8771734), (36, 4385867), (139, 1135908), (227, 695556), (278, 567954), (417, 378636), (454, 347778), (556, 283977), (681, 231852), (834, 189318), (908, 173889), (1251, 126212), (1362, 115926), (1668, 94659), (2043, 77284), (2502, 63106), (2724, 57963), (4086, 38642), (5004, 31553), (8172, 19321)]