227297564

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{336239}}^1$

素因数の和:336269

約数の個数: 18

約数和(自身を含む): 430723440

約数和(自身を除く): 203425876

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 336239, 672478, 1344956, 4371107, 8742214, 17484428, 56824391, 113648782, 227297564]

約数ペア:

[(1, 227297564), (2, 113648782), (4, 56824391), (13, 17484428), (26, 8742214), (52, 4371107), (169, 1344956), (338, 672478), (676, 336239)]