2868905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:161

約数の個数: 32

約数和(自身を含む): 4112640

約数和(自身を除く): 1243735

約数列:

[1, 5, 13, 19, 23, 65, 95, 101, 115, 247, 299, 437, 505, 1235, 1313, 1495, 1919, 2185, 2323, 5681, 6565, 9595, 11615, 24947, 28405, 30199, 44137, 124735, 150995, 220685, 573781, 2868905]

約数ペア:

[(1, 2868905), (5, 573781), (13, 220685), (19, 150995), (23, 124735), (65, 44137), (95, 30199), (101, 28405), (115, 24947), (247, 11615), (299, 9595), (437, 6565), (505, 5681), (1235, 2323), (1313, 2185), (1495, 1919)]