31139109

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{48731}}^1$

素因数の和:48808

約数の個数: 12

約数和(自身を含む): 45613152

約数和(自身を除く): 14474043

約数列:

[1, 3, 9, 71, 213, 639, 48731, 146193, 438579, 3459901, 10379703, 31139109]

約数ペア:

[(1, 31139109), (3, 10379703), (9, 3459901), (71, 438579), (213, 146193), (639, 48731)]