905985665

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{2011}}^1$

素因数の和:2297

約数の個数: 32

約数和(自身を含む): 1216857600

約数和(自身を除く): 310871935

約数列:

[1, 5, 13, 29, 65, 145, 239, 377, 1195, 1885, 2011, 3107, 6931, 10055, 15535, 26143, 34655, 58319, 90103, 130715, 291595, 450515, 480629, 758147, 2403145, 3790735, 6248177, 13938241, 31240885, 69691205, 181197133, 905985665]

約数ペア:

[(1, 905985665), (5, 181197133), (13, 69691205), (29, 31240885), (65, 13938241), (145, 6248177), (239, 3790735), (377, 2403145), (1195, 758147), (1885, 480629), (2011, 450515), (3107, 291595), (6931, 130715), (10055, 90103), (15535, 58319), (26143, 34655)]