28747261

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:492

約数の個数: 16

約数和(自身を含む): 30993408

約数和(自身を除く): 2246147

約数列:

[1, 31, 37, 71, 353, 1147, 2201, 2627, 10943, 13061, 25063, 81437, 404891, 776953, 927331, 28747261]

約数ペア:

[(1, 28747261), (31, 927331), (37, 776953), (71, 404891), (353, 81437), (1147, 25063), (2201, 13061), (2627, 10943)]