64756489

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{479}}^1$

素因数の和:613

約数の個数: 24

約数和(自身を含む): 78796800

約数和(自身を除く): 14040311

約数列:

[1, 7, 31, 49, 89, 217, 479, 623, 1519, 2759, 3353, 4361, 14849, 19313, 23471, 42631, 103943, 135191, 298417, 727601, 1321561, 2088919, 9250927, 64756489]

約数ペア:

[(1, 64756489), (7, 9250927), (31, 2088919), (49, 1321561), (89, 727601), (217, 298417), (479, 135191), (623, 103943), (1519, 42631), (2759, 23471), (3353, 19313), (4361, 14849)]