16660555

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{1213}}^1$

素因数の和:1326

約数の個数: 16

約数和(自身を含む): 20803104

約数和(自身を除く): 4142549

約数列:

[1, 5, 41, 67, 205, 335, 1213, 2747, 6065, 13735, 49733, 81271, 248665, 406355, 3332111, 16660555]

約数ペア:

[(1, 16660555), (5, 3332111), (41, 406355), (67, 248665), (205, 81271), (335, 49733), (1213, 13735), (2747, 6065)]