12728551485

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{56909}}^1$

素因数の和:56998

約数の個数: 64

約数和(自身を含む): 23252060160

約数和(自身を除く): 10523508675

約数列:

[1, 3, 5, 13, 15, 31, 37, 39, 65, 93, 111, 155, 185, 195, 403, 465, 481, 555, 1147, 1209, 1443, 2015, 2405, 3441, 5735, 6045, 7215, 14911, 17205, 44733, 56909, 74555, 170727, 223665, 284545, 739817, 853635, 1764179, 2105633, 2219451, 3699085, 5292537, 6316899, 8820895, 10528165, 11097255, 22934327, 26462685, 27373229, 31584495, 65274623, 68802981, 82119687, 114671635, 136866145, 195823869, 326373115, 344014905, 410598435, 848570099, 979119345, 2545710297, 4242850495, 12728551485]

約数ペア:

[(1, 12728551485), (3, 4242850495), (5, 2545710297), (13, 979119345), (15, 848570099), (31, 410598435), (37, 344014905), (39, 326373115), (65, 195823869), (93, 136866145), (111, 114671635), (155, 82119687), (185, 68802981), (195, 65274623), (403, 31584495), (465, 27373229), (481, 26462685), (555, 22934327), (1147, 11097255), (1209, 10528165), (1443, 8820895), (2015, 6316899), (2405, 5292537), (3441, 3699085), (5735, 2219451), (6045, 2105633), (7215, 1764179), (14911, 853635), (17205, 739817), (44733, 284545), (56909, 223665), (74555, 170727)]