40486689

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{9551}}^1$

素因数の和:9717

約数の個数: 16

約数和(自身を含む): 60368640

約数和(自身を除く): 19881951

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 9551, 28653, 85959, 257877, 1499507, 4498521, 13495563, 40486689]

約数ペア:

[(1, 40486689), (3, 13495563), (9, 4498521), (27, 1499507), (157, 257877), (471, 85959), (1413, 28653), (4239, 9551)]