40238919

素因数分解:

$3^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{2273}}^1$

素因数の和:2567

約数の個数: 24

約数和(自身を含む): 66691872

約数和(自身を除く): 26452953

約数列:

[1, 3, 7, 9, 21, 63, 281, 843, 1967, 2273, 2529, 5901, 6819, 15911, 17703, 20457, 47733, 143199, 638713, 1916139, 4470991, 5748417, 13412973, 40238919]

約数ペア:

[(1, 40238919), (3, 13412973), (7, 5748417), (9, 4470991), (21, 1916139), (63, 638713), (281, 143199), (843, 47733), (1967, 20457), (2273, 17703), (2529, 15911), (5901, 6819)]