81447624

素因数分解:

$2^3\times 3^2\times {\mathrm{1131217}}^1$

素因数の和:1131229

約数の個数: 24

約数和(自身を含む): 220587510

約数和(自身を除く): 139139886

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1131217, 2262434, 3393651, 4524868, 6787302, 9049736, 10180953, 13574604, 20361906, 27149208, 40723812, 81447624]

約数ペア:

[(1, 81447624), (2, 40723812), (3, 27149208), (4, 20361906), (6, 13574604), (8, 10180953), (9, 9049736), (12, 6787302), (18, 4524868), (24, 3393651), (36, 2262434), (72, 1131217)]