78545286

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{31393}}^1$

素因数の和:31540

約数の個数: 24

約数和(自身を含む): 171411240

約数和(自身を除く): 92865954

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 31393, 62786, 94179, 188358, 282537, 565074, 4363627, 8727254, 13090881, 26181762, 39272643, 78545286]

約数ペア:

[(1, 78545286), (2, 39272643), (3, 26181762), (6, 13090881), (9, 8727254), (18, 4363627), (139, 565074), (278, 282537), (417, 188358), (834, 94179), (1251, 62786), (2502, 31393)]