221465324

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{191579}}^1$

素因数の和:191617

約数の個数: 18

約数和(自身を含む): 411705420

約数和(自身を除く): 190240096

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 191579, 383158, 766316, 3256843, 6513686, 13027372, 55366331, 110732662, 221465324]

約数ペア:

[(1, 221465324), (2, 110732662), (4, 55366331), (17, 13027372), (34, 6513686), (68, 3256843), (289, 766316), (578, 383158), (1156, 191579)]