42805707

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{619}}^1$

素因数の和:755

約数の個数: 32

約数和(自身を含む): 67852800

約数和(自身を除く): 25047093

約数列:

[1, 3, 7, 21, 37, 89, 111, 259, 267, 619, 623, 777, 1857, 1869, 3293, 4333, 9879, 12999, 22903, 23051, 55091, 68709, 69153, 160321, 165273, 385637, 480963, 1156911, 2038367, 6115101, 14268569, 42805707]

約数ペア:

[(1, 42805707), (3, 14268569), (7, 6115101), (21, 2038367), (37, 1156911), (89, 480963), (111, 385637), (259, 165273), (267, 160321), (619, 69153), (623, 68709), (777, 55091), (1857, 23051), (1869, 22903), (3293, 12999), (4333, 9879)]