28069315

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{3643}}^1$

素因数の和:3738

約数の個数: 16

約数和(自身を含む): 35682048

約数和(自身を除く): 7612733

約数列:

[1, 5, 23, 67, 115, 335, 1541, 3643, 7705, 18215, 83789, 244081, 418945, 1220405, 5613863, 28069315]

約数ペア:

[(1, 28069315), (5, 5613863), (23, 1220405), (67, 418945), (115, 244081), (335, 83789), (1541, 18215), (3643, 7705)]