2605185

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 5204160

約数和(自身を除く): 2598975

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 277, 285, 495, 627, 831, 855, 1045, 1385, 1881, 2493, 3047, 3135, 4155, 5263, 9141, 9405, 12465, 15235, 15789, 26315, 27423, 45705, 47367, 57893, 78945, 137115, 173679, 236835, 289465, 521037, 868395, 2605185]

約数ペア:

[(1, 2605185), (3, 868395), (5, 521037), (9, 289465), (11, 236835), (15, 173679), (19, 137115), (33, 78945), (45, 57893), (55, 47367), (57, 45705), (95, 27423), (99, 26315), (165, 15789), (171, 15235), (209, 12465), (277, 9405), (285, 9141), (495, 5263), (627, 4155), (831, 3135), (855, 3047), (1045, 2493), (1385, 1881)]