81915999

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{18119}}^1$

素因数の和:18270

約数の個数: 16

約数和(自身を含む): 120026880

約数和(自身を除く): 38110881

約数列:

[1, 3, 11, 33, 137, 411, 1507, 4521, 18119, 54357, 199309, 597927, 2482303, 7446909, 27305333, 81915999]

約数ペア:

[(1, 81915999), (3, 27305333), (11, 7446909), (33, 2482303), (137, 597927), (411, 199309), (1507, 54357), (4521, 18119)]