221606403

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{907}}^1\times {\mathrm{3541}}^1$

素因数の和:4474

約数の個数: 16

約数和(自身を含む): 308749056

約数和(自身を除く): 87142653

約数列:

[1, 3, 23, 69, 907, 2721, 3541, 10623, 20861, 62583, 81443, 244329, 3211687, 9635061, 73868801, 221606403]

約数ペア:

[(1, 221606403), (3, 73868801), (23, 9635061), (69, 3211687), (907, 244329), (2721, 81443), (3541, 62583), (10623, 20861)]