15528121

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{293}}^1$

素因数の和:480

約数の個数: 16

約数和(自身を含む): 18232704

約数和(自身を除く): 2704583

約数列:

[1, 7, 67, 113, 293, 469, 791, 2051, 7571, 19631, 33109, 52997, 137417, 231763, 2218303, 15528121]

約数ペア:

[(1, 15528121), (7, 2218303), (67, 231763), (113, 137417), (293, 52997), (469, 33109), (791, 19631), (2051, 7571)]