131520697

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{28001}}^1$

素因数の和:28080

約数の個数: 16

約数和(自身を含む): 166667904

約数和(自身を除く): 35147207

約数列:

[1, 7, 11, 61, 77, 427, 671, 4697, 28001, 196007, 308011, 1708061, 2156077, 11956427, 18788671, 131520697]

約数ペア:

[(1, 131520697), (7, 18788671), (11, 11956427), (61, 2156077), (77, 1708061), (427, 308011), (671, 196007), (4697, 28001)]