71198390

素因数分解:

$2^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{31091}}^1$

素因数の和:31327

約数の個数: 16

約数和(自身を含む): 128720880

約数和(自身を除く): 57522490

約数列:

[1, 2, 5, 10, 229, 458, 1145, 2290, 31091, 62182, 155455, 310910, 7119839, 14239678, 35599195, 71198390]

約数ペア:

[(1, 71198390), (2, 35599195), (5, 14239678), (10, 7119839), (229, 310910), (458, 155455), (1145, 62182), (2290, 31091)]