491452

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{727}}^1$

素因数の和:757

約数の個数: 18

約数和(自身を含む): 932568

約数和(自身を除く): 441116

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 727, 1454, 2908, 9451, 18902, 37804, 122863, 245726, 491452]

約数ペア:

[(1, 491452), (2, 245726), (4, 122863), (13, 37804), (26, 18902), (52, 9451), (169, 2908), (338, 1454), (676, 727)]