209896587

素因数分解:

$3^2\times {\mathrm{1117}}^1\times {\mathrm{20879}}^1$

素因数の和:22002

約数の個数: 12

約数和(自身を含む): 303469920

約数和(自身を除く): 93573333

約数列:

[1, 3, 9, 1117, 3351, 10053, 20879, 62637, 187911, 23321843, 69965529, 209896587]

約数ペア:

[(1, 209896587), (3, 69965529), (9, 23321843), (1117, 187911), (3351, 62637), (10053, 20879)]