25434567

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 41513472

約数和(自身を除く): 16078905

約数列:

[1, 3, 9, 17, 27, 47, 51, 81, 131, 141, 153, 243, 393, 423, 459, 799, 1179, 1269, 1377, 2227, 2397, 3537, 3807, 4131, 6157, 6681, 7191, 10611, 11421, 18471, 20043, 21573, 31833, 55413, 60129, 64719, 104669, 166239, 180387, 194157, 314007, 498717, 541161, 942021, 1496151, 2826063, 8478189, 25434567]

約数ペア:

[(1, 25434567), (3, 8478189), (9, 2826063), (17, 1496151), (27, 942021), (47, 541161), (51, 498717), (81, 314007), (131, 194157), (141, 180387), (153, 166239), (243, 104669), (393, 64719), (423, 60129), (459, 55413), (799, 31833), (1179, 21573), (1269, 20043), (1377, 18471), (2227, 11421), (2397, 10611), (3537, 7191), (3807, 6681), (4131, 6157)]