8478189

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:207

約数の個数: 40

約数和(自身を含む): 13799808

約数和(自身を除く): 5321619

約数列:

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

約数ペア:

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