839636

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:359

約数の個数: 24

約数和(自身を含む): 1698816

約数和(自身を除く): 859180

約数列:

[1, 2, 4, 7, 14, 28, 157, 191, 314, 382, 628, 764, 1099, 1337, 2198, 2674, 4396, 5348, 29987, 59974, 119948, 209909, 419818, 839636]

約数ペア:

[(1, 839636), (2, 419818), (4, 209909), (7, 119948), (14, 59974), (28, 29987), (157, 5348), (191, 4396), (314, 2674), (382, 2198), (628, 1337), (764, 1099)]