3147123

素因数分解:

$3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:367

約数の個数: 24

約数和(自身を含む): 4961280

約数和(自身を除く): 1814157

約数列:

[1, 3, 7, 21, 49, 79, 147, 237, 271, 553, 813, 1659, 1897, 3871, 5691, 11613, 13279, 21409, 39837, 64227, 149863, 449589, 1049041, 3147123]

約数ペア:

[(1, 3147123), (3, 1049041), (7, 449589), (21, 149863), (49, 64227), (79, 39837), (147, 21409), (237, 13279), (271, 11613), (553, 5691), (813, 3871), (1659, 1897)]