31889934

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{24953}}^1$

素因数の和:25032

約数の個数: 24

約数和(自身を含む): 70070832

約数和(自身を除く): 38180898

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 24953, 49906, 74859, 149718, 224577, 449154, 1771663, 3543326, 5314989, 10629978, 15944967, 31889934]

約数ペア:

[(1, 31889934), (2, 15944967), (3, 10629978), (6, 5314989), (9, 3543326), (18, 1771663), (71, 449154), (142, 224577), (213, 149718), (426, 74859), (639, 49906), (1278, 24953)]