64745919

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{5113}}^1$

素因数の和:5196

約数の個数: 32

約数和(自身を含む): 111280640

約数和(自身を除く): 46534721

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 189, 201, 469, 603, 1407, 1809, 4221, 5113, 12663, 15339, 35791, 46017, 107373, 138051, 322119, 342571, 966357, 1027713, 2397997, 3083139, 7193991, 9249417, 21581973, 64745919]

約数ペア:

[(1, 64745919), (3, 21581973), (7, 9249417), (9, 7193991), (21, 3083139), (27, 2397997), (63, 1027713), (67, 966357), (189, 342571), (201, 322119), (469, 138051), (603, 107373), (1407, 46017), (1809, 35791), (4221, 15339), (5113, 12663)]