221412854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{293651}}^1$

素因数の和:293695

約数の個数: 16

約数和(自身を含む): 370001520

約数和(自身を除く): 148588666

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 293651, 587302, 3817463, 7634926, 8515879, 17031758, 110706427, 221412854]

約数ペア:

[(1, 221412854), (2, 110706427), (13, 17031758), (26, 8515879), (29, 7634926), (58, 3817463), (377, 587302), (754, 293651)]