40691287

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{10399}}^1$

素因数の和:10462

約数の個数: 16

約数和(自身を含む): 51251200

約数和(自身を除く): 10559913

約数列:

[1, 7, 13, 43, 91, 301, 559, 3913, 10399, 72793, 135187, 447157, 946309, 3130099, 5813041, 40691287]

約数ペア:

[(1, 40691287), (7, 5813041), (13, 3130099), (43, 946309), (91, 447157), (301, 135187), (559, 72793), (3913, 10399)]