656734

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:124

約数の個数: 24

約数和(自身を含む): 1119960

約数和(自身を除く): 463226

約数列:

[1, 2, 13, 26, 29, 58, 67, 134, 169, 338, 377, 754, 871, 1742, 1943, 3886, 4901, 9802, 11323, 22646, 25259, 50518, 328367, 656734]

約数ペア:

[(1, 656734), (2, 328367), (13, 50518), (26, 25259), (29, 22646), (58, 11323), (67, 9802), (134, 4901), (169, 3886), (338, 1943), (377, 1742), (754, 871)]