131566917

素因数分解:

$3^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1\times {\mathrm{2381}}^1$

素因数の和:2660

約数の個数: 16

約数和(自身を含む): 178135488

約数和(自身を除く): 46568571

約数列:

[1, 3, 113, 163, 339, 489, 2381, 7143, 18419, 55257, 269053, 388103, 807159, 1164309, 43855639, 131566917]

約数ペア:

[(1, 131566917), (3, 43855639), (113, 1164309), (163, 807159), (339, 388103), (489, 269053), (2381, 55257), (7143, 18419)]