1520778779

素因数分解:

${\mathrm{13}}^3\times {\mathrm{631}}^1\times {\mathrm{1097}}^1$

素因数の和:1767

約数の個数: 16

約数和(自身を含む): 1651567680

約数和(自身を除く): 130788901

約数列:

[1, 13, 169, 631, 1097, 2197, 8203, 14261, 106639, 185393, 692207, 1386307, 2410109, 8998691, 116982983, 1520778779]

約数ペア:

[(1, 1520778779), (13, 116982983), (169, 8998691), (631, 2410109), (1097, 1386307), (2197, 692207), (8203, 185393), (14261, 106639)]