1810809

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:107

約数の個数: 64

約数和(自身を含む): 3655680

約数和(自身を除く): 1844871

約数列:

[1, 3, 7, 9, 11, 13, 21, 27, 33, 39, 63, 67, 77, 91, 99, 117, 143, 189, 201, 231, 273, 297, 351, 429, 469, 603, 693, 737, 819, 871, 1001, 1287, 1407, 1809, 2079, 2211, 2457, 2613, 3003, 3861, 4221, 5159, 6097, 6633, 7839, 9009, 9581, 12663, 15477, 18291, 19899, 23517, 27027, 28743, 46431, 54873, 67067, 86229, 139293, 164619, 201201, 258687, 603603, 1810809]

約数ペア:

[(1, 1810809), (3, 603603), (7, 258687), (9, 201201), (11, 164619), (13, 139293), (21, 86229), (27, 67067), (33, 54873), (39, 46431), (63, 28743), (67, 27027), (77, 23517), (91, 19899), (99, 18291), (117, 15477), (143, 12663), (189, 9581), (201, 9009), (231, 7839), (273, 6633), (297, 6097), (351, 5159), (429, 4221), (469, 3861), (603, 3003), (693, 2613), (737, 2457), (819, 2211), (871, 2079), (1001, 1809), (1287, 1407)]