208021701

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1\times {\mathrm{2141}}^1$

素因数の和:2516

約数の個数: 16

約数和(自身を含む): 280687680

約数和(自身を除く): 72665979

約数列:

[1, 3, 139, 233, 417, 699, 2141, 6423, 32387, 97161, 297599, 498853, 892797, 1496559, 69340567, 208021701]

約数ペア:

[(1, 208021701), (3, 69340567), (139, 1496559), (233, 892797), (417, 498853), (699, 297599), (2141, 97161), (6423, 32387)]