51666355

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{19387}}^1$

素因数の和:19446

約数の個数: 16

約数和(自身を含む): 68400864

約数和(自身を除く): 16734509

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 19387, 96935, 252031, 794867, 1260155, 3974335, 10333271, 51666355]

約数ペア:

[(1, 51666355), (5, 10333271), (13, 3974335), (41, 1260155), (65, 794867), (205, 252031), (533, 96935), (2665, 19387)]