7440849

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:111

約数の個数: 64

約数和(自身を含む): 13305600

約数和(自身を除く): 5864751

約数列:

[1, 3, 9, 13, 17, 27, 29, 39, 43, 51, 87, 117, 129, 153, 221, 261, 351, 377, 387, 459, 493, 559, 663, 731, 783, 1131, 1161, 1247, 1479, 1677, 1989, 2193, 3393, 3741, 4437, 5031, 5967, 6409, 6579, 9503, 10179, 11223, 13311, 15093, 16211, 19227, 19737, 21199, 28509, 33669, 48633, 57681, 63597, 85527, 145899, 173043, 190791, 256581, 275587, 437697, 572373, 826761, 2480283, 7440849]

約数ペア:

[(1, 7440849), (3, 2480283), (9, 826761), (13, 572373), (17, 437697), (27, 275587), (29, 256581), (39, 190791), (43, 173043), (51, 145899), (87, 85527), (117, 63597), (129, 57681), (153, 48633), (221, 33669), (261, 28509), (351, 21199), (377, 19737), (387, 19227), (459, 16211), (493, 15093), (559, 13311), (663, 11223), (731, 10179), (783, 9503), (1131, 6579), (1161, 6409), (1247, 5967), (1479, 5031), (1677, 4437), (1989, 3741), (2193, 3393)]