12640201

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{877}}^1$

素因数の和:984

約数の個数: 16

約数和(自身を含む): 15171840

約数和(自身を除く): 2531639

約数列:

[1, 7, 29, 71, 203, 497, 877, 2059, 6139, 14413, 25433, 62267, 178031, 435869, 1805743, 12640201]

約数ペア:

[(1, 12640201), (7, 1805743), (29, 435869), (71, 178031), (203, 62267), (497, 25433), (877, 14413), (2059, 6139)]