159444901

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{90031}}^1$

素因数の和:90072

約数の個数: 16

約数和(自身を含む): 207433728

約数和(自身を除く): 47988827

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 90031, 630217, 990341, 2070713, 6932387, 14494991, 22777843, 159444901]

約数ペア:

[(1, 159444901), (7, 22777843), (11, 14494991), (23, 6932387), (77, 2070713), (161, 990341), (253, 630217), (1771, 90031)]