28168833

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{619}}^1$

素因数の和:837

約数の個数: 32

約数和(自身を含む): 47139840

約数和(自身を除く): 18971007

約数列:

[1, 3, 7, 11, 21, 33, 77, 197, 231, 591, 619, 1379, 1857, 2167, 4137, 4333, 6501, 6809, 12999, 15169, 20427, 45507, 47663, 121943, 142989, 365829, 853601, 1341373, 2560803, 4024119, 9389611, 28168833]

約数ペア:

[(1, 28168833), (3, 9389611), (7, 4024119), (11, 2560803), (21, 1341373), (33, 853601), (77, 365829), (197, 142989), (231, 121943), (591, 47663), (619, 45507), (1379, 20427), (1857, 15169), (2167, 12999), (4137, 6809), (4333, 6501)]