39622995

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20477}}^1$

素因数の和:20531

約数の個数: 24

約数和(自身を含む): 70280496

約数和(自身を除く): 30657501

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 20477, 61431, 102385, 184293, 307155, 880511, 921465, 2641533, 4402555, 7924599, 13207665, 39622995]

約数ペア:

[(1, 39622995), (3, 13207665), (5, 7924599), (9, 4402555), (15, 2641533), (43, 921465), (45, 880511), (129, 307155), (215, 184293), (387, 102385), (645, 61431), (1935, 20477)]