42071121

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{65839}}^1$

素因数の和:65916

約数の個数: 12

約数和(自身を含む): 61626240

約数和(自身を除く): 19555119

約数列:

[1, 3, 9, 71, 213, 639, 65839, 197517, 592551, 4674569, 14023707, 42071121]

約数ペア:

[(1, 42071121), (3, 14023707), (9, 4674569), (71, 592551), (213, 197517), (639, 65839)]