208517145

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{295769}}^1$

素因数の和:295824

約数の個数: 16

約数和(自身を含む): 340727040

約数和(自身を除く): 132209895

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 295769, 887307, 1478845, 4436535, 13901143, 41703429, 69505715, 208517145]

約数ペア:

[(1, 208517145), (3, 69505715), (5, 41703429), (15, 13901143), (47, 4436535), (141, 1478845), (235, 887307), (705, 295769)]