81446787

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{11617}}^1$

素因数の和:11683

約数の個数: 24

約数和(自身を含む): 126868560

約数和(自身を除く): 45421773

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 369, 779, 2337, 7011, 11617, 34851, 104553, 220723, 476297, 662169, 1428891, 1986507, 4286673, 9049643, 27148929, 81446787]

約数ペア:

[(1, 81446787), (3, 27148929), (9, 9049643), (19, 4286673), (41, 1986507), (57, 1428891), (123, 662169), (171, 476297), (369, 220723), (779, 104553), (2337, 34851), (7011, 11617)]