155872017

素因数分解:

$3^2\times 7^1\times {\mathrm{857}}^1\times {\mathrm{2887}}^1$

素因数の和:3757

約数の個数: 24

約数和(自身を含む): 257702016

約数和(自身を除く): 101829999

約数列:

[1, 3, 7, 9, 21, 63, 857, 2571, 2887, 5999, 7713, 8661, 17997, 20209, 25983, 53991, 60627, 181881, 2474159, 7422477, 17319113, 22267431, 51957339, 155872017]

約数ペア:

[(1, 155872017), (3, 51957339), (7, 22267431), (9, 17319113), (21, 7422477), (63, 2474159), (857, 181881), (2571, 60627), (2887, 53991), (5999, 25983), (7713, 20209), (8661, 17997)]