15512721

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2287}}^1$

素因数の和:2333

約数の個数: 32

約数和(自身を含む): 26357760

約数和(自身を除く): 10845039

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 2287, 6783, 6861, 16009, 38879, 43453, 48027, 116637, 130359, 272153, 304171, 738701, 816459, 912513, 2216103, 5170907, 15512721]

約数ペア:

[(1, 15512721), (3, 5170907), (7, 2216103), (17, 912513), (19, 816459), (21, 738701), (51, 304171), (57, 272153), (119, 130359), (133, 116637), (323, 48027), (357, 43453), (399, 38879), (969, 16009), (2261, 6861), (2287, 6783)]