87784257

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{19417}}^1$

素因数の和:19568

約数の個数: 16

約数和(自身を含む): 128624832

約数和(自身を除く): 40840575

約数列:

[1, 3, 11, 33, 137, 411, 1507, 4521, 19417, 58251, 213587, 640761, 2660129, 7980387, 29261419, 87784257]

約数ペア:

[(1, 87784257), (3, 29261419), (11, 7980387), (33, 2660129), (137, 640761), (411, 213587), (1507, 58251), (4521, 19417)]