8424885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 16773120

約数和(自身を除く): 8348235

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 41, 57, 95, 103, 105, 123, 133, 205, 285, 287, 309, 399, 515, 615, 665, 721, 779, 861, 1435, 1545, 1957, 1995, 2163, 2337, 3605, 3895, 4223, 4305, 5453, 5871, 9785, 10815, 11685, 12669, 13699, 16359, 21115, 27265, 29355, 29561, 41097, 63345, 68495, 80237, 81795, 88683, 147805, 205485, 240711, 401185, 443415, 561659, 1203555, 1684977, 2808295, 8424885]

約数ペア:

[(1, 8424885), (3, 2808295), (5, 1684977), (7, 1203555), (15, 561659), (19, 443415), (21, 401185), (35, 240711), (41, 205485), (57, 147805), (95, 88683), (103, 81795), (105, 80237), (123, 68495), (133, 63345), (205, 41097), (285, 29561), (287, 29355), (309, 27265), (399, 21115), (515, 16359), (615, 13699), (665, 12669), (721, 11685), (779, 10815), (861, 9785), (1435, 5871), (1545, 5453), (1957, 4305), (1995, 4223), (2163, 3895), (2337, 3605)]