28902363

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4261}}^1$

素因数の和:4307

約数の個数: 32

約数和(自身を含む): 49098240

約数和(自身を除く): 20195877

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 4261, 6783, 12783, 29827, 72437, 80959, 89481, 217311, 242877, 507059, 566713, 1376303, 1521177, 1700139, 4128909, 9634121, 28902363]

約数ペア:

[(1, 28902363), (3, 9634121), (7, 4128909), (17, 1700139), (19, 1521177), (21, 1376303), (51, 566713), (57, 507059), (119, 242877), (133, 217311), (323, 89481), (357, 80959), (399, 72437), (969, 29827), (2261, 12783), (4261, 6783)]