86887359

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{20071}}^1$

素因数の和:20127

約数の個数: 24

約数和(自身を含む): 138817952

約数和(自身を除く): 51930593

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 20071, 60213, 180639, 260923, 742627, 782769, 2227881, 2348307, 6683643, 9654151, 28962453, 86887359]

約数ペア:

[(1, 86887359), (3, 28962453), (9, 9654151), (13, 6683643), (37, 2348307), (39, 2227881), (111, 782769), (117, 742627), (333, 260923), (481, 180639), (1443, 60213), (4329, 20071)]