1220199491

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{1129}}^1\times {\mathrm{1499}}^1$

素因数の和:2738

約数の個数: 16

約数和(自身を含む): 1410240000

約数和(自身を除く): 190040509

約数列:

[1, 7, 103, 721, 1129, 1499, 7903, 10493, 116287, 154397, 814009, 1080779, 1692371, 11846597, 174314213, 1220199491]

約数ペア:

[(1, 1220199491), (7, 174314213), (103, 11846597), (721, 1692371), (1129, 1080779), (1499, 814009), (7903, 154397), (10493, 116287)]