39693381

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{20771}}^1$

素因数の和:20801

約数の個数: 24

約数和(自身を含む): 66304224

約数和(自身を除く): 26610843

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 20771, 62313, 145397, 270023, 436191, 810069, 1017779, 1890161, 3053337, 5670483, 13231127, 39693381]

約数ペア:

[(1, 39693381), (3, 13231127), (7, 5670483), (13, 3053337), (21, 1890161), (39, 1017779), (49, 810069), (91, 436191), (147, 270023), (273, 145397), (637, 62313), (1911, 20771)]