213471819

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{719}}^1\times {\mathrm{2999}}^1$

素因数の和:3735

約数の個数: 24

約数和(自身を含む): 336960000

約数和(自身を除く): 123488181

約数列:

[1, 3, 9, 11, 33, 99, 719, 2157, 2999, 6471, 7909, 8997, 23727, 26991, 32989, 71181, 98967, 296901, 2156281, 6468843, 19406529, 23719091, 71157273, 213471819]

約数ペア:

[(1, 213471819), (3, 71157273), (9, 23719091), (11, 19406529), (33, 6468843), (99, 2156281), (719, 296901), (2157, 98967), (2999, 71181), (6471, 32989), (7909, 26991), (8997, 23727)]