8912345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4423}}^1$

素因数の和:4472

約数の個数: 16

約数和(自身を含む): 11891712

約数和(自身を除く): 2979367

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 4423, 22115, 57499, 137113, 287495, 685565, 1782469, 8912345]

約数ペア:

[(1, 8912345), (5, 1782469), (13, 685565), (31, 287495), (65, 137113), (155, 57499), (403, 22115), (2015, 4423)]