71319933

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{28403}}^1$

素因数の和:28446

約数の個数: 20

約数和(自身を含む): 109980288

約数和(自身を除く): 38660355

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 28403, 85209, 255627, 766881, 880493, 2300643, 2641479, 7924437, 23773311, 71319933]

約数ペア:

[(1, 71319933), (3, 23773311), (9, 7924437), (27, 2641479), (31, 2300643), (81, 880493), (93, 766881), (279, 255627), (837, 85209), (2511, 28403)]