81864666

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{349849}}^1$

素因数の和:349870

約数の個数: 24

約数和(自身を含む): 191018100

約数和(自身を除く): 109153434

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 349849, 699698, 1049547, 2099094, 3148641, 4548037, 6297282, 9096074, 13644111, 27288222, 40932333, 81864666]

約数ペア:

[(1, 81864666), (2, 40932333), (3, 27288222), (6, 13644111), (9, 9096074), (13, 6297282), (18, 4548037), (26, 3148641), (39, 2099094), (78, 1049547), (117, 699698), (234, 349849)]