51485877

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 84240000

約数和(自身を除く): 32754123

約数列:

[1, 3, 9, 17, 19, 51, 57, 89, 153, 171, 199, 267, 323, 597, 801, 969, 1513, 1691, 1791, 2907, 3383, 3781, 4539, 5073, 10149, 11343, 13617, 15219, 17711, 28747, 30447, 34029, 53133, 64277, 86241, 159399, 192831, 258723, 301087, 336509, 578493, 903261, 1009527, 2709783, 3028581, 5720653, 17161959, 51485877]

約数ペア:

[(1, 51485877), (3, 17161959), (9, 5720653), (17, 3028581), (19, 2709783), (51, 1009527), (57, 903261), (89, 578493), (153, 336509), (171, 301087), (199, 258723), (267, 192831), (323, 159399), (597, 86241), (801, 64277), (969, 53133), (1513, 34029), (1691, 30447), (1791, 28747), (2907, 17711), (3383, 15219), (3781, 13617), (4539, 11343), (5073, 10149)]