7291305

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 14676480

約数和(自身を除く): 7385175

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 79, 105, 237, 293, 315, 395, 553, 711, 879, 1185, 1465, 1659, 2051, 2637, 2765, 3555, 4395, 4977, 6153, 8295, 10255, 13185, 18459, 23147, 24885, 30765, 69441, 92295, 115735, 162029, 208323, 347205, 486087, 810145, 1041615, 1458261, 2430435, 7291305]

約数ペア:

[(1, 7291305), (3, 2430435), (5, 1458261), (7, 1041615), (9, 810145), (15, 486087), (21, 347205), (35, 208323), (45, 162029), (63, 115735), (79, 92295), (105, 69441), (237, 30765), (293, 24885), (315, 23147), (395, 18459), (553, 13185), (711, 10255), (879, 8295), (1185, 6153), (1465, 4977), (1659, 4395), (2051, 3555), (2637, 2765)]