16215005

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:668

約数の個数: 16

約数和(自身を含む): 19992000

約数和(自身を除く): 3776995

約数列:

[1, 5, 67, 97, 335, 485, 499, 2495, 6499, 32495, 33433, 48403, 167165, 242015, 3243001, 16215005]

約数ペア:

[(1, 16215005), (5, 3243001), (67, 242015), (97, 167165), (335, 48403), (485, 33433), (499, 32495), (2495, 6499)]