31349390

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{31039}}^1$

素因数の和:31147

約数の個数: 16

約数和(自身を含む): 56989440

約数和(自身を除く): 25640050

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 31039, 62078, 155195, 310390, 3134939, 6269878, 15674695, 31349390]

約数ペア:

[(1, 31349390), (2, 15674695), (5, 6269878), (10, 3134939), (101, 310390), (202, 155195), (505, 62078), (1010, 31039)]