81478418

素因数分解:

$2^1\times 7^1\times {\mathrm{857}}^1\times {\mathrm{6791}}^1$

素因数の和:7657

約数の個数: 16

約数和(自身を含む): 139860864

約数和(自身を除く): 58382446

約数列:

[1, 2, 7, 14, 857, 1714, 5999, 6791, 11998, 13582, 47537, 95074, 5819887, 11639774, 40739209, 81478418]

約数ペア:

[(1, 81478418), (2, 40739209), (7, 11639774), (14, 5819887), (857, 95074), (1714, 47537), (5999, 13582), (6791, 11998)]