83890719

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{433}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 140824320

約数和(自身を除く): 56933601

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 103, 171, 209, 309, 433, 627, 927, 1133, 1299, 1881, 1957, 3399, 3897, 4763, 5871, 8227, 10197, 14289, 17613, 21527, 24681, 42867, 44599, 64581, 74043, 90497, 133797, 193743, 271491, 401391, 490589, 814473, 847381, 1471767, 2542143, 4415301, 7626429, 9321191, 27963573, 83890719]

約数ペア:

[(1, 83890719), (3, 27963573), (9, 9321191), (11, 7626429), (19, 4415301), (33, 2542143), (57, 1471767), (99, 847381), (103, 814473), (171, 490589), (209, 401391), (309, 271491), (433, 193743), (627, 133797), (927, 90497), (1133, 74043), (1299, 64581), (1881, 44599), (1957, 42867), (3399, 24681), (3897, 21527), (4763, 17613), (5871, 14289), (8227, 10197)]