17288955

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 32092320

約数和(自身を除く): 14803365

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 73, 95, 171, 219, 277, 285, 365, 657, 831, 855, 1095, 1385, 1387, 2493, 3285, 4155, 4161, 5263, 6935, 12465, 12483, 15789, 20221, 20805, 26315, 47367, 60663, 62415, 78945, 101105, 181989, 236835, 303315, 384199, 909945, 1152597, 1920995, 3457791, 5762985, 17288955]

約数ペア:

[(1, 17288955), (3, 5762985), (5, 3457791), (9, 1920995), (15, 1152597), (19, 909945), (45, 384199), (57, 303315), (73, 236835), (95, 181989), (171, 101105), (219, 78945), (277, 62415), (285, 60663), (365, 47367), (657, 26315), (831, 20805), (855, 20221), (1095, 15789), (1385, 12483), (1387, 12465), (2493, 6935), (3285, 5263), (4155, 4161)]