68104881

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{21559}}^1$

素因数の和:21587

約数の個数: 24

約数和(自身を含む): 109869760

約数和(自身を除く): 41764879

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 21559, 64677, 194031, 280267, 582093, 840801, 1746279, 2522403, 5238837, 7567209, 22701627, 68104881]

約数ペア:

[(1, 68104881), (3, 22701627), (9, 7567209), (13, 5238837), (27, 2522403), (39, 1746279), (81, 840801), (117, 582093), (243, 280267), (351, 194031), (1053, 64677), (3159, 21559)]