39928291

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 49412160

約数和(自身を除く): 9483869

約数列:

[1, 13, 17, 19, 37, 221, 247, 257, 323, 481, 629, 703, 3341, 4199, 4369, 4883, 8177, 9139, 9509, 11951, 56797, 63479, 83011, 123617, 155363, 161653, 180671, 1079143, 2101489, 2348723, 3071407, 39928291]

約数ペア:

[(1, 39928291), (13, 3071407), (17, 2348723), (19, 2101489), (37, 1079143), (221, 180671), (247, 161653), (257, 155363), (323, 123617), (481, 83011), (629, 63479), (703, 56797), (3341, 11951), (4199, 9509), (4369, 9139), (4883, 8177)]