17690211

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 33423360

約数和(自身を除く): 15733149

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 67, 77, 99, 127, 189, 201, 231, 297, 381, 469, 603, 693, 737, 889, 1143, 1397, 1407, 1809, 2079, 2211, 2667, 3429, 4191, 4221, 5159, 6633, 8001, 8509, 9779, 12573, 12663, 15477, 19899, 24003, 25527, 29337, 37719, 46431, 59563, 76581, 88011, 93599, 139293, 178689, 229743, 264033, 280797, 536067, 655193, 842391, 1608201, 1965579, 2527173, 5896737, 17690211]

約数ペア:

[(1, 17690211), (3, 5896737), (7, 2527173), (9, 1965579), (11, 1608201), (21, 842391), (27, 655193), (33, 536067), (63, 280797), (67, 264033), (77, 229743), (99, 178689), (127, 139293), (189, 93599), (201, 88011), (231, 76581), (297, 59563), (381, 46431), (469, 37719), (603, 29337), (693, 25527), (737, 24003), (889, 19899), (1143, 15477), (1397, 12663), (1407, 12573), (1809, 9779), (2079, 8509), (2211, 8001), (2667, 6633), (3429, 5159), (4191, 4221)]