9905565

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^2\times {\mathrm{131}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 16197984

約数和(自身を除く): 6292419

約数列:

[1, 3, 5, 15, 71, 131, 213, 355, 393, 655, 1065, 1965, 5041, 9301, 15123, 25205, 27903, 46505, 75615, 139515, 660371, 1981113, 3301855, 9905565]

約数ペア:

[(1, 9905565), (3, 3301855), (5, 1981113), (15, 660371), (71, 139515), (131, 75615), (213, 46505), (355, 27903), (393, 25205), (655, 15123), (1065, 9301), (1965, 5041)]