71596143

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{28513}}^1$

素因数の和:28556

約数の個数: 20

約数和(自身を含む): 110406208

約数和(自身を除く): 38810065

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 28513, 85539, 256617, 769851, 883903, 2309553, 2651709, 7955127, 23865381, 71596143]

約数ペア:

[(1, 71596143), (3, 23865381), (9, 7955127), (27, 2651709), (31, 2309553), (81, 883903), (93, 769851), (279, 256617), (837, 85539), (2511, 28513)]