28676305

素因数分解:

$5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{4159}}^1$

素因数の和:4368

約数の個数: 16

約数和(自身を含む): 39536640

約数和(自身を除く): 10860335

約数列:

[1, 5, 7, 35, 197, 985, 1379, 4159, 6895, 20795, 29113, 145565, 819323, 4096615, 5735261, 28676305]

約数ペア:

[(1, 28676305), (5, 5735261), (7, 4096615), (35, 819323), (197, 145565), (985, 29113), (1379, 20795), (4159, 6895)]