1664891263

素因数分解:

$7^1\times {\mathrm{113}}^1\times {\mathrm{677}}^1\times {\mathrm{3109}}^1$

素因数の和:3906

約数の個数: 16

約数和(自身を含む): 1923024960

約数和(自身を除く): 258133697

約数列:

[1, 7, 113, 677, 791, 3109, 4739, 21763, 76501, 351317, 535507, 2104793, 2459219, 14733551, 237841609, 1664891263]

約数ペア:

[(1, 1664891263), (7, 237841609), (113, 14733551), (677, 2459219), (791, 2104793), (3109, 535507), (4739, 351317), (21763, 76501)]