25234749

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 41243904

約数和(自身を除く): 16009155

約数列:

[1, 3, 9, 17, 23, 51, 69, 71, 101, 153, 207, 213, 303, 391, 639, 909, 1173, 1207, 1633, 1717, 2323, 3519, 3621, 4899, 5151, 6969, 7171, 10863, 14697, 15453, 20907, 21513, 27761, 39491, 64539, 83283, 118473, 121907, 164933, 249849, 355419, 365721, 494799, 1097163, 1484397, 2803861, 8411583, 25234749]

約数ペア:

[(1, 25234749), (3, 8411583), (9, 2803861), (17, 1484397), (23, 1097163), (51, 494799), (69, 365721), (71, 355419), (101, 249849), (153, 164933), (207, 121907), (213, 118473), (303, 83283), (391, 64539), (639, 39491), (909, 27761), (1173, 21513), (1207, 20907), (1633, 15453), (1717, 14697), (2323, 10863), (3519, 7171), (3621, 6969), (4899, 5151)]