251724382

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{12689}}^1$

素因数の和:12820

約数の個数: 32

約数和(自身を含む): 469022400

約数和(自身を除く): 217298018

約数列:

[1, 2, 7, 13, 14, 26, 91, 109, 182, 218, 763, 1417, 1526, 2834, 9919, 12689, 19838, 25378, 88823, 164957, 177646, 329914, 1154699, 1383101, 2309398, 2766202, 9681707, 17980313, 19363414, 35960626, 125862191, 251724382]

約数ペア:

[(1, 251724382), (2, 125862191), (7, 35960626), (13, 19363414), (14, 17980313), (26, 9681707), (91, 2766202), (109, 2309398), (182, 1383101), (218, 1154699), (763, 329914), (1417, 177646), (1526, 164957), (2834, 88823), (9919, 25378), (12689, 19838)]