206500515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{28621}}^1$

素因数の和:28679

約数の個数: 32

約数和(自身を含む): 365445696

約数和(自身を除く): 158945181

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 7215, 28621, 85863, 143105, 372073, 429315, 1058977, 1116219, 1860365, 3176931, 5294885, 5581095, 13766701, 15884655, 41300103, 68833505, 206500515]

約数ペア:

[(1, 206500515), (3, 68833505), (5, 41300103), (13, 15884655), (15, 13766701), (37, 5581095), (39, 5294885), (65, 3176931), (111, 1860365), (185, 1116219), (195, 1058977), (481, 429315), (555, 372073), (1443, 143105), (2405, 85863), (7215, 28621)]