13490455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{4021}}^1$

素因数の和:4098

約数の個数: 16

約数和(自身を含む): 17954208

約数和(自身を除く): 4463753

約数列:

[1, 5, 11, 55, 61, 305, 671, 3355, 4021, 20105, 44231, 221155, 245281, 1226405, 2698091, 13490455]

約数ペア:

[(1, 13490455), (5, 2698091), (11, 1226405), (55, 245281), (61, 221155), (305, 44231), (671, 20105), (3355, 4021)]