253363195

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{43721}}^1$

素因数の和:43806

約数の個数: 16

約数和(自身を含む): 325291680

約数和(自身を除く): 71928485

約数列:

[1, 5, 19, 61, 95, 305, 1159, 5795, 43721, 218605, 830699, 2666981, 4153495, 13334905, 50672639, 253363195]

約数ペア:

[(1, 253363195), (5, 50672639), (19, 13334905), (61, 4153495), (95, 2666981), (305, 830699), (1159, 218605), (5795, 43721)]