8400465

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 15724800

約数和(自身を除く): 7324335

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 79, 85, 139, 153, 237, 255, 395, 417, 695, 711, 765, 1185, 1251, 1343, 2085, 2363, 3555, 4029, 6255, 6715, 7089, 10981, 11815, 12087, 20145, 21267, 32943, 35445, 54905, 60435, 98829, 106335, 164715, 186677, 494145, 560031, 933385, 1680093, 2800155, 8400465]

約数ペア:

[(1, 8400465), (3, 2800155), (5, 1680093), (9, 933385), (15, 560031), (17, 494145), (45, 186677), (51, 164715), (79, 106335), (85, 98829), (139, 60435), (153, 54905), (237, 35445), (255, 32943), (395, 21267), (417, 20145), (695, 12087), (711, 11815), (765, 10981), (1185, 7089), (1251, 6715), (1343, 6255), (2085, 4029), (2363, 3555)]