28485981

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{44579}}^1$

素因数の和:44656

約数の個数: 12

約数和(自身を含む): 41726880

約数和(自身を除く): 13240899

約数列:

[1, 3, 9, 71, 213, 639, 44579, 133737, 401211, 3165109, 9495327, 28485981]

約数ペア:

[(1, 28485981), (3, 9495327), (9, 3165109), (71, 401211), (213, 133737), (639, 44579)]