8987212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{431}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 17019072

約数和(自身を除く): 8031860

約数列:

[1, 2, 4, 13, 26, 52, 401, 431, 802, 862, 1604, 1724, 5213, 5603, 10426, 11206, 20852, 22412, 172831, 345662, 691324, 2246803, 4493606, 8987212]

約数ペア:

[(1, 8987212), (2, 4493606), (4, 2246803), (13, 691324), (26, 345662), (52, 172831), (401, 22412), (431, 20852), (802, 11206), (862, 10426), (1604, 5603), (1724, 5213)]