139025313

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{31081}}^1$

素因数の和:31165

約数の個数: 24

約数和(自身を含む): 232742016

約数和(自身を除く): 93716703

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 31081, 93243, 217567, 279729, 652701, 1958103, 2206751, 6620253, 15447257, 19860759, 46341771, 139025313]

約数ペア:

[(1, 139025313), (3, 46341771), (7, 19860759), (9, 15447257), (21, 6620253), (63, 2206751), (71, 1958103), (213, 652701), (497, 279729), (639, 217567), (1491, 93243), (4473, 31081)]