81479619

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{36653}}^1$

素因数の和:36691

約数の個数: 24

約数和(自身を含む): 133420560

約数和(自身を除く): 51940941

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 36653, 109959, 329877, 476489, 696407, 1429467, 2089221, 4288401, 6267663, 9053291, 27159873, 81479619]

約数ペア:

[(1, 81479619), (3, 27159873), (9, 9053291), (13, 6267663), (19, 4288401), (39, 2089221), (57, 1429467), (117, 696407), (171, 476489), (247, 329877), (741, 109959), (2223, 36653)]