25040781

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 37106784

約数和(自身を除く): 12066003

約数列:

[1, 3, 9, 67, 131, 201, 317, 393, 603, 951, 1179, 2853, 8777, 21239, 26331, 41527, 63717, 78993, 124581, 191151, 373743, 2782309, 8346927, 25040781]

約数ペア:

[(1, 25040781), (3, 8346927), (9, 2782309), (67, 373743), (131, 191151), (201, 124581), (317, 78993), (393, 63717), (603, 41527), (951, 26331), (1179, 21239), (2853, 8777)]