220897779

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{19423}}^1$

素因数の和:19666

約数の個数: 16

約数和(自身を含む): 313270272

約数和(自身を除く): 92372493

約数列:

[1, 3, 17, 51, 223, 669, 3791, 11373, 19423, 58269, 330191, 990573, 4331329, 12993987, 73632593, 220897779]

約数ペア:

[(1, 220897779), (3, 73632593), (17, 12993987), (51, 4331329), (223, 990573), (669, 330191), (3791, 58269), (11373, 19423)]