28757222

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2531}}^1$

素因数の和:2588

約数の個数: 32

約数和(自身を含む): 51045120

約数和(自身を除く): 22287898

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 247, 299, 437, 494, 598, 874, 2531, 5062, 5681, 11362, 32903, 48089, 58213, 65806, 96178, 116426, 625157, 756769, 1106047, 1250314, 1513538, 2212094, 14378611, 28757222]

約数ペア:

[(1, 28757222), (2, 14378611), (13, 2212094), (19, 1513538), (23, 1250314), (26, 1106047), (38, 756769), (46, 625157), (247, 116426), (299, 96178), (437, 65806), (494, 58213), (598, 48089), (874, 32903), (2531, 11362), (5062, 5681)]