12828719305

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{479}}^1\times {\mathrm{1319}}^1$

素因数の和:1965

約数の個数: 32

約数和(自身を含む): 16057958400

約数和(自身を除く): 3229239095

約数列:

[1, 5, 31, 131, 155, 479, 655, 1319, 2395, 4061, 6595, 14849, 20305, 40889, 62749, 74245, 172789, 204445, 313745, 631801, 863945, 1945219, 3159005, 5356459, 9726095, 19585831, 26782295, 82765931, 97929155, 413829655, 2565743861, 12828719305]

約数ペア:

[(1, 12828719305), (5, 2565743861), (31, 413829655), (131, 97929155), (155, 82765931), (479, 26782295), (655, 19585831), (1319, 9726095), (2395, 5356459), (4061, 3159005), (6595, 1945219), (14849, 863945), (20305, 631801), (40889, 313745), (62749, 204445), (74245, 172789)]