15815185

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4327}}^1$

素因数の和:4392

約数の個数: 16

約数和(自身を含む): 20566656

約数和(自身を除く): 4751471

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 4327, 21635, 73559, 186061, 367795, 930305, 3163037, 15815185]

約数ペア:

[(1, 15815185), (5, 3163037), (17, 930305), (43, 367795), (85, 186061), (215, 73559), (731, 21635), (3655, 4327)]