81758222

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:433

約数の個数: 64

約数和(自身を含む): 159903744

約数和(自身を除く): 78145522

約数列:

[1, 2, 7, 13, 14, 26, 31, 43, 62, 86, 91, 182, 217, 301, 337, 403, 434, 559, 602, 674, 806, 1118, 1333, 2359, 2666, 2821, 3913, 4381, 4718, 5642, 7826, 8762, 9331, 10447, 14491, 17329, 18662, 20894, 28982, 30667, 34658, 61334, 73129, 101437, 121303, 135811, 146258, 188383, 202874, 242606, 271622, 376766, 449221, 898442, 950677, 1318681, 1901354, 2637362, 3144547, 5839873, 6289094, 11679746, 40879111, 81758222]

約数ペア:

[(1, 81758222), (2, 40879111), (7, 11679746), (13, 6289094), (14, 5839873), (26, 3144547), (31, 2637362), (43, 1901354), (62, 1318681), (86, 950677), (91, 898442), (182, 449221), (217, 376766), (301, 271622), (337, 242606), (403, 202874), (434, 188383), (559, 146258), (602, 135811), (674, 121303), (806, 101437), (1118, 73129), (1333, 61334), (2359, 34658), (2666, 30667), (2821, 28982), (3913, 20894), (4381, 18662), (4718, 17329), (5642, 14491), (7826, 10447), (8762, 9331)]