12887778

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{30253}}^1$

素因数の和:30329

約数の個数: 16

約数和(自身を含む): 26139456

約数和(自身を除く): 13251678

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 30253, 60506, 90759, 181518, 2147963, 4295926, 6443889, 12887778]

約数ペア:

[(1, 12887778), (2, 6443889), (3, 4295926), (6, 2147963), (71, 181518), (142, 90759), (213, 60506), (426, 30253)]