12565345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2447}}^1$

素因数の和:2544

約数の個数: 16

約数和(自身を含む): 16450560

約数和(自身を除く): 3885215

約数列:

[1, 5, 13, 65, 79, 395, 1027, 2447, 5135, 12235, 31811, 159055, 193313, 966565, 2513069, 12565345]

約数ペア:

[(1, 12565345), (5, 2513069), (13, 966565), (65, 193313), (79, 159055), (395, 31811), (1027, 12235), (2447, 5135)]