138850605

素因数分解:

$3^4\times 5^1\times {\mathrm{342841}}^1$

素因数の和:342858

約数の個数: 20

約数和(自身を含む): 248903292

約数和(自身を除く): 110052687

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 342841, 1028523, 1714205, 3085569, 5142615, 9256707, 15427845, 27770121, 46283535, 138850605]

約数ペア:

[(1, 138850605), (3, 46283535), (5, 27770121), (9, 15427845), (15, 9256707), (27, 5142615), (45, 3085569), (81, 1714205), (135, 1028523), (405, 342841)]