221909324

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{609641}}^1$

素因数の和:609665

約数の個数: 24

約数和(自身を含む): 477959328

約数和(自身を除く): 256050004

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 609641, 1219282, 2438564, 4267487, 7925333, 8534974, 15850666, 17069948, 31701332, 55477331, 110954662, 221909324]

約数ペア:

[(1, 221909324), (2, 110954662), (4, 55477331), (7, 31701332), (13, 17069948), (14, 15850666), (26, 8534974), (28, 7925333), (52, 4267487), (91, 2438564), (182, 1219282), (364, 609641)]