77988239

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{3251}}^1$

素因数の和:3430

約数の個数: 16

約数和(自身を含む): 93657600

約数和(自身を除く): 15669361

約数列:

[1, 7, 23, 149, 161, 1043, 3251, 3427, 22757, 23989, 74773, 484399, 523411, 3390793, 11141177, 77988239]

約数ペア:

[(1, 77988239), (7, 11141177), (23, 3390793), (149, 523411), (161, 484399), (1043, 74773), (3251, 23989), (3427, 22757)]