13308743

素因数分解:

$7^4\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:292

約数の個数: 20

約数和(自身を含む): 16268208

約数和(自身を除く): 2959465

約数列:

[1, 7, 23, 49, 161, 241, 343, 1127, 1687, 2401, 5543, 7889, 11809, 38801, 55223, 82663, 271607, 578641, 1901249, 13308743]

約数ペア:

[(1, 13308743), (7, 1901249), (23, 578641), (49, 271607), (161, 82663), (241, 55223), (343, 38801), (1127, 11809), (1687, 7889), (2401, 5543)]