16987653

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2423}}^1$

素因数の和:2489

約数の個数: 24

約数和(自身を含む): 26470080

約数和(自身を除く): 9482427

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 369, 779, 2337, 2423, 7011, 7269, 21807, 46037, 99343, 138111, 298029, 414333, 894087, 1887517, 5662551, 16987653]

約数ペア:

[(1, 16987653), (3, 5662551), (9, 1887517), (19, 894087), (41, 414333), (57, 298029), (123, 138111), (171, 99343), (369, 46037), (779, 21807), (2337, 7269), (2423, 7011)]