51720339

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{42359}}^1$

素因数の和:42410

約数の個数: 16

約数和(自身を含む): 77264640

約数和(自身を除く): 25544301

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 42359, 127077, 465949, 1397847, 1567283, 4701849, 17240113, 51720339]

約数ペア:

[(1, 51720339), (3, 17240113), (11, 4701849), (33, 1567283), (37, 1397847), (111, 465949), (407, 127077), (1221, 42359)]