221377213

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{2351}}^1$

素因数の和:2588

約数の個数: 16

約数和(自身を含む): 243855360

約数和(自身を除く): 22478147

約数列:

[1, 17, 29, 191, 493, 2351, 3247, 5539, 39967, 68179, 94163, 449041, 1159043, 7633697, 13022189, 221377213]

約数ペア:

[(1, 221377213), (17, 13022189), (29, 7633697), (191, 1159043), (493, 449041), (2351, 94163), (3247, 68179), (5539, 39967)]