66534728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{639757}}^1$

素因数の和:639776

約数の個数: 16

約数和(自身を含む): 134349180

約数和(自身を除く): 67814452

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 639757, 1279514, 2559028, 5118056, 8316841, 16633682, 33267364, 66534728]

約数ペア:

[(1, 66534728), (2, 33267364), (4, 16633682), (8, 8316841), (13, 5118056), (26, 2559028), (52, 1279514), (104, 639757)]