81435906

素因数分解:

$2^1\times 3^2\times {\mathrm{191}}^1\times {\mathrm{23687}}^1$

素因数の和:23886

約数の個数: 24

約数和(自身を含む): 177375744

約数和(自身を除く): 95939838

約数列:

[1, 2, 3, 6, 9, 18, 191, 382, 573, 1146, 1719, 3438, 23687, 47374, 71061, 142122, 213183, 426366, 4524217, 9048434, 13572651, 27145302, 40717953, 81435906]

約数ペア:

[(1, 81435906), (2, 40717953), (3, 27145302), (6, 13572651), (9, 9048434), (18, 4524217), (191, 426366), (382, 213183), (573, 142122), (1146, 71061), (1719, 47374), (3438, 23687)]