16868655

素因数分解:

$3^4\times 5^1\times {\mathrm{41651}}^1$

素因数の和:41668

約数の個数: 20

約数和(自身を含む): 30239352

約数和(自身を除く): 13370697

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 41651, 124953, 208255, 374859, 624765, 1124577, 1874295, 3373731, 5622885, 16868655]

約数ペア:

[(1, 16868655), (3, 5622885), (5, 3373731), (9, 1874295), (15, 1124577), (27, 624765), (45, 374859), (81, 208255), (135, 124953), (405, 41651)]