12688585

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 19031040

約数和(自身を除く): 6342455

約数列:

[1, 5, 7, 13, 35, 65, 79, 91, 353, 395, 455, 553, 1027, 1765, 2471, 2765, 4589, 5135, 7189, 12355, 22945, 27887, 32123, 35945, 139435, 160615, 195209, 362531, 976045, 1812655, 2537717, 12688585]

約数ペア:

[(1, 12688585), (5, 2537717), (7, 1812655), (13, 976045), (35, 362531), (65, 195209), (79, 160615), (91, 139435), (353, 35945), (395, 32123), (455, 27887), (553, 22945), (1027, 12355), (1765, 7189), (2471, 5135), (2765, 4589)]