17256807

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{11213}}^1$

素因数の和:11244

約数の個数: 20

約数和(自身を含む): 27137880

約数和(自身を除く): 9881073

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 11213, 33639, 100917, 213047, 302751, 639141, 908253, 1917423, 5752269, 17256807]

約数ペア:

[(1, 17256807), (3, 5752269), (9, 1917423), (19, 908253), (27, 639141), (57, 302751), (81, 213047), (171, 100917), (513, 33639), (1539, 11213)]