12708493

素因数分解:

$7^4\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:174

約数の個数: 20

約数和(自身を含む): 15237440

約数和(自身を除く): 2528947

約数列:

[1, 7, 49, 67, 79, 343, 469, 553, 2401, 3283, 3871, 5293, 22981, 27097, 37051, 160867, 189679, 259357, 1815499, 12708493]

約数ペア:

[(1, 12708493), (7, 1815499), (49, 259357), (67, 189679), (79, 160867), (343, 37051), (469, 27097), (553, 22981), (2401, 5293), (3283, 3871)]