201416579

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71399}}^1$

素因数の和:71450

約数の個数: 16

約数和(自身を含む): 255897600

約数和(自身を除く): 54481021

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 71399, 499793, 928187, 2213369, 6497309, 15493583, 28773797, 201416579]

約数ペア:

[(1, 201416579), (7, 28773797), (13, 15493583), (31, 6497309), (91, 2213369), (217, 928187), (403, 499793), (2821, 71399)]