68216729

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{4733}}^1$

素因数の和:4840

約数の個数: 16

約数和(自身を含む): 81803520

約数和(自身を除く): 13586791

約数列:

[1, 7, 29, 71, 203, 497, 2059, 4733, 14413, 33131, 137257, 336043, 960799, 2352301, 9745247, 68216729]

約数ペア:

[(1, 68216729), (7, 9745247), (29, 2352301), (71, 960799), (203, 336043), (497, 137257), (2059, 33131), (4733, 14413)]