81618927

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4789}}^1$

素因数の和:4847

約数の個数: 32

約数和(自身を含む): 128755200

約数和(自身を除く): 47136273

約数列:

[1, 3, 13, 19, 23, 39, 57, 69, 247, 299, 437, 741, 897, 1311, 4789, 5681, 14367, 17043, 62257, 90991, 110147, 186771, 272973, 330441, 1182883, 1431911, 2092793, 3548649, 4295733, 6278379, 27206309, 81618927]

約数ペア:

[(1, 81618927), (3, 27206309), (13, 6278379), (19, 4295733), (23, 3548649), (39, 2092793), (57, 1431911), (69, 1182883), (247, 330441), (299, 272973), (437, 186771), (741, 110147), (897, 90991), (1311, 62257), (4789, 17043), (5681, 14367)]