208835145

素因数分解:

$3^3\times 5^1\times {\mathrm{1546927}}^1$

素因数の和:1546941

約数の個数: 16

約数和(自身を含む): 371262720

約数和(自身を除く): 162427575

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1546927, 4640781, 7734635, 13922343, 23203905, 41767029, 69611715, 208835145]

約数ペア:

[(1, 208835145), (3, 69611715), (5, 41767029), (9, 23203905), (15, 13922343), (27, 7734635), (45, 4640781), (135, 1546927)]