81181893

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{48409}}^1$

素因数の和:48468

約数の個数: 16

約数和(自身を含む): 119282240

約数和(自身を除く): 38100347

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 48409, 145227, 629317, 1887951, 2081587, 6244761, 27060631, 81181893]

約数ペア:

[(1, 81181893), (3, 27060631), (13, 6244761), (39, 2081587), (43, 1887951), (129, 629317), (559, 145227), (1677, 48409)]