7429239

素因数分解:

$3^7\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:143

約数の個数: 32

約数和(自身を含む): 11545600

約数和(自身を除く): 4116361

約数列:

[1, 3, 9, 27, 43, 79, 81, 129, 237, 243, 387, 711, 729, 1161, 2133, 2187, 3397, 3483, 6399, 10191, 10449, 19197, 30573, 31347, 57591, 91719, 94041, 172773, 275157, 825471, 2476413, 7429239]

約数ペア:

[(1, 7429239), (3, 2476413), (9, 825471), (27, 275157), (43, 172773), (79, 94041), (81, 91719), (129, 57591), (237, 31347), (243, 30573), (387, 19197), (711, 10449), (729, 10191), (1161, 6399), (2133, 3483), (2187, 3397)]