209549156

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{191}}^1\times {\mathrm{1747}}^1$

素因数の和:2099

約数の個数: 24

約数和(自身を含む): 371191296

約数和(自身を除く): 161642140

約数列:

[1, 2, 4, 157, 191, 314, 382, 628, 764, 1747, 3494, 6988, 29987, 59974, 119948, 274279, 333677, 548558, 667354, 1097116, 1334708, 52387289, 104774578, 209549156]

約数ペア:

[(1, 209549156), (2, 104774578), (4, 52387289), (157, 1334708), (191, 1097116), (314, 667354), (382, 548558), (628, 333677), (764, 274279), (1747, 119948), (3494, 59974), (6988, 29987)]