40906947

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{3121}}^1$

素因数の和:3398

約数の個数: 16

約数和(自身を含む): 57994272

約数和(自身を除く): 17087325

約数列:

[1, 3, 17, 51, 257, 771, 3121, 4369, 9363, 13107, 53057, 159171, 802097, 2406291, 13635649, 40906947]

約数ペア:

[(1, 40906947), (3, 13635649), (17, 2406291), (51, 802097), (257, 159171), (771, 53057), (3121, 13107), (4369, 9363)]