74989881

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{11719}}^1$

素因数の和:11810

約数の個数: 20

約数和(自身を含む): 113449600

約数和(自身を除く): 38459719

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 6399, 11719, 35157, 105471, 316413, 925801, 949239, 2777403, 8332209, 24996627, 74989881]

約数ペア:

[(1, 74989881), (3, 24996627), (9, 8332209), (27, 2777403), (79, 949239), (81, 925801), (237, 316413), (711, 105471), (2133, 35157), (6399, 11719)]