64818945

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{62627}}^1$

素因数の和:62661

約数の個数: 24

約数和(自身を含む): 117239616

約数和(自身を除く): 52420671

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 62627, 187881, 313135, 563643, 939405, 1440421, 2818215, 4321263, 7202105, 12963789, 21606315, 64818945]

約数ペア:

[(1, 64818945), (3, 21606315), (5, 12963789), (9, 7202105), (15, 4321263), (23, 2818215), (45, 1440421), (69, 939405), (115, 563643), (207, 313135), (345, 187881), (1035, 62627)]