39986245

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{599}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 52704000

約数和(自身を除く): 12717755

約数列:

[1, 5, 13, 65, 79, 169, 395, 599, 845, 1027, 2995, 5135, 7787, 13351, 38935, 47321, 66755, 101231, 236605, 506155, 615173, 3075865, 7997249, 39986245]

約数ペア:

[(1, 39986245), (5, 7997249), (13, 3075865), (65, 615173), (79, 506155), (169, 236605), (395, 101231), (599, 66755), (845, 47321), (1027, 38935), (2995, 13351), (5135, 7787)]