25265247

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 42911232

約数和(自身を除く): 17645985

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 181, 289, 357, 391, 483, 543, 867, 1173, 1267, 2023, 2737, 3077, 3801, 4163, 6069, 6647, 8211, 9231, 12489, 19941, 21539, 29141, 46529, 52309, 64617, 70771, 87423, 139587, 156927, 212313, 366163, 495397, 1098489, 1203107, 1486191, 3609321, 8421749, 25265247]

約数ペア:

[(1, 25265247), (3, 8421749), (7, 3609321), (17, 1486191), (21, 1203107), (23, 1098489), (51, 495397), (69, 366163), (119, 212313), (161, 156927), (181, 139587), (289, 87423), (357, 70771), (391, 64617), (483, 52309), (543, 46529), (867, 29141), (1173, 21539), (1267, 19941), (2023, 12489), (2737, 9231), (3077, 8211), (3801, 6647), (4163, 6069)]