31669479

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1709}}^1$

素因数の和:1815

約数の個数: 24

約数和(自身を含む): 48016800

約数和(自身を除く): 16347321

約数列:

[1, 3, 9, 29, 71, 87, 213, 261, 639, 1709, 2059, 5127, 6177, 15381, 18531, 49561, 121339, 148683, 364017, 446049, 1092051, 3518831, 10556493, 31669479]

約数ペア:

[(1, 31669479), (3, 10556493), (9, 3518831), (29, 1092051), (71, 446049), (87, 364017), (213, 148683), (261, 121339), (639, 49561), (1709, 18531), (2059, 15381), (5127, 6177)]