40898338

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{121001}}^1$

素因数の和:121029

約数の個数: 12

約数和(自身を含む): 66430098

約数和(自身を除く): 25531760

約数列:

[1, 2, 13, 26, 169, 338, 121001, 242002, 1573013, 3146026, 20449169, 40898338]

約数ペア:

[(1, 40898338), (2, 20449169), (13, 3146026), (26, 1573013), (169, 242002), (338, 121001)]