39899943

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{661}}^1$

素因数の和:1039

約数の個数: 24

約数和(自身を含む): 60930480

約数和(自身を除く): 21030537

約数列:

[1, 3, 9, 19, 57, 171, 353, 661, 1059, 1983, 3177, 5949, 6707, 12559, 20121, 37677, 60363, 113031, 233333, 699999, 2099997, 4433327, 13299981, 39899943]

約数ペア:

[(1, 39899943), (3, 13299981), (9, 4433327), (19, 2099997), (57, 699999), (171, 233333), (353, 113031), (661, 60363), (1059, 37677), (1983, 20121), (3177, 12559), (5949, 6707)]