291457945

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{201701}}^1$

素因数の和:201740

約数の個数: 12

約数和(自身を含む): 371535084

約数和(自身を除く): 80077139

約数列:

[1, 5, 17, 85, 289, 1445, 201701, 1008505, 3428917, 17144585, 58291589, 291457945]

約数ペア:

[(1, 291457945), (5, 58291589), (17, 17144585), (85, 3428917), (289, 1008505), (1445, 201701)]