40655391

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{12821}}^1$

素因数の和:12982

約数の個数: 16

約数和(自身を含む): 62366208

約数和(自身を除く): 21710817

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 12821, 38463, 89747, 269241, 1935971, 5807913, 13551797, 40655391]

約数ペア:

[(1, 40655391), (3, 13551797), (7, 5807913), (21, 1935971), (151, 269241), (453, 89747), (1057, 38463), (3171, 12821)]