87689212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{39217}}^1$

素因数の和:39277

約数の個数: 24

約数和(自身を含む): 169108016

約数和(自身を除く): 81418804

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 39217, 78434, 156868, 509821, 1019642, 1686331, 2039284, 3372662, 6745324, 21922303, 43844606, 87689212]

約数ペア:

[(1, 87689212), (2, 43844606), (4, 21922303), (13, 6745324), (26, 3372662), (43, 2039284), (52, 1686331), (86, 1019642), (172, 509821), (559, 156868), (1118, 78434), (2236, 39217)]