67647717

素因数分解:

$3^4\times {\mathrm{349}}^1\times {\mathrm{2393}}^1$

素因数の和:2754

約数の個数: 20

約数和(自身を含む): 101385900

約数和(自身を除く): 33738183

約数列:

[1, 3, 9, 27, 81, 349, 1047, 2393, 3141, 7179, 9423, 21537, 28269, 64611, 193833, 835157, 2505471, 7516413, 22549239, 67647717]

約数ペア:

[(1, 67647717), (3, 22549239), (9, 7516413), (27, 2505471), (81, 835157), (349, 193833), (1047, 64611), (2393, 28269), (3141, 21537), (7179, 9423)]