81220034

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{134917}}^1$

素因数の和:134969

約数の個数: 16

約数和(自身を含む): 142473408

約数和(自身を除く): 61253374

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 134917, 269834, 944419, 1888838, 5801431, 11602862, 40610017, 81220034]

約数ペア:

[(1, 81220034), (2, 40610017), (7, 11602862), (14, 5801431), (43, 1888838), (86, 944419), (301, 269834), (602, 134917)]