157021543

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{2447}}^1$

素因数の和:2646

約数の個数: 16

約数和(自身を含む): 183306240

約数和(自身を除く): 26284697

約数列:

[1, 7, 89, 103, 623, 721, 2447, 9167, 17129, 64169, 217783, 252041, 1524481, 1764287, 22431649, 157021543]

約数ペア:

[(1, 157021543), (7, 22431649), (89, 1764287), (103, 1524481), (623, 252041), (721, 217783), (2447, 64169), (9167, 17129)]