287383993

素因数分解:

${\mathrm{13}}^2\times {\mathrm{61}}^2\times {\mathrm{457}}^1$

素因数の和:605

約数の個数: 18

約数和(自身を含む): 317068362

約数和(自身を除く): 29684369

約数列:

[1, 13, 61, 169, 457, 793, 3721, 5941, 10309, 27877, 48373, 77233, 362401, 628849, 1700497, 4711213, 22106461, 287383993]

約数ペア:

[(1, 287383993), (13, 22106461), (61, 4711213), (169, 1700497), (457, 628849), (793, 362401), (3721, 77233), (5941, 48373), (10309, 27877)]