440240643

素因数分解:

$3^3\times {\mathrm{103}}^1\times {\mathrm{158303}}^1$

素因数の和:158415

約数の個数: 16

約数和(自身を含む): 658544640

約数和(自身を除く): 218303997

約数列:

[1, 3, 9, 27, 103, 309, 927, 2781, 158303, 474909, 1424727, 4274181, 16305209, 48915627, 146746881, 440240643]

約数ペア:

[(1, 440240643), (3, 146746881), (9, 48915627), (27, 16305209), (103, 4274181), (309, 1424727), (927, 474909), (2781, 158303)]