166455

素因数分解:

$3^5\times 5^1\times {\mathrm{137}}^1$

素因数の和:157

約数の個数: 24

約数和(自身を含む): 301392

約数和(自身を除く): 134937

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 137, 243, 405, 411, 685, 1215, 1233, 2055, 3699, 6165, 11097, 18495, 33291, 55485, 166455]

約数ペア:

[(1, 166455), (3, 55485), (5, 33291), (9, 18495), (15, 11097), (27, 6165), (45, 3699), (81, 2055), (135, 1233), (137, 1215), (243, 685), (405, 411)]