40409181

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{617}}^1$

素因数の和:1025

約数の個数: 24

約数和(自身を含む): 61701120

約数和(自身を除く): 21291939

約数列:

[1, 3, 9, 19, 57, 171, 383, 617, 1149, 1851, 3447, 5553, 7277, 11723, 21831, 35169, 65493, 105507, 236311, 708933, 2126799, 4489909, 13469727, 40409181]

約数ペア:

[(1, 40409181), (3, 13469727), (9, 4489909), (19, 2126799), (57, 708933), (171, 236311), (383, 105507), (617, 65493), (1149, 35169), (1851, 21831), (3447, 11723), (5553, 7277)]