61578777

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{709}}^1$

素因数の和:873

約数の個数: 32

約数和(自身を含む): 94469760

約数和(自身を除く): 32890983

約数列:

[1, 3, 13, 17, 39, 51, 131, 221, 393, 663, 709, 1703, 2127, 2227, 5109, 6681, 9217, 12053, 27651, 28951, 36159, 86853, 92879, 156689, 278637, 470067, 1207427, 1578943, 3622281, 4736829, 20526259, 61578777]

約数ペア:

[(1, 61578777), (3, 20526259), (13, 4736829), (17, 3622281), (39, 1578943), (51, 1207427), (131, 470067), (221, 278637), (393, 156689), (663, 92879), (709, 86853), (1703, 36159), (2127, 28951), (2227, 27651), (5109, 12053), (6681, 9217)]