225621

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:113

約数の個数: 24

約数和(自身を含む): 370656

約数和(自身を除く): 145035

約数列:

[1, 3, 9, 11, 33, 43, 53, 99, 129, 159, 387, 473, 477, 583, 1419, 1749, 2279, 4257, 5247, 6837, 20511, 25069, 75207, 225621]

約数ペア:

[(1, 225621), (3, 75207), (9, 25069), (11, 20511), (33, 6837), (43, 5247), (53, 4257), (99, 2279), (129, 1749), (159, 1419), (387, 583), (473, 477)]