81563166

素因数分解:

$2^1\times 3^3\times {\mathrm{1510429}}^1$

素因数の和:1510440

約数の個数: 16

約数和(自身を含む): 181251600

約数和(自身を除く): 99688434

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1510429, 3020858, 4531287, 9062574, 13593861, 27187722, 40781583, 81563166]

約数ペア:

[(1, 81563166), (2, 40781583), (3, 27187722), (6, 13593861), (9, 9062574), (18, 4531287), (27, 3020858), (54, 1510429)]