208792233

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{137273}}^1$

素因数の和:137305

約数の個数: 18

約数和(自身を含む): 326574846

約数和(自身を除く): 117782613

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 137273, 411819, 1235457, 1784549, 5353647, 16060941, 23199137, 69597411, 208792233]

約数ペア:

[(1, 208792233), (3, 69597411), (9, 23199137), (13, 16060941), (39, 5353647), (117, 1784549), (169, 1235457), (507, 411819), (1521, 137273)]