51528057

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{971}}^1$

素因数の和:1026

約数の個数: 36

約数和(自身を含む): 84435696

約数和(自身を除く): 32907639

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 361, 399, 931, 971, 1083, 2527, 2793, 2913, 6797, 7581, 17689, 18449, 20391, 47579, 53067, 55347, 129143, 142737, 350531, 387429, 904001, 1051593, 2453717, 2712003, 7361151, 17176019, 51528057]

約数ペア:

[(1, 51528057), (3, 17176019), (7, 7361151), (19, 2712003), (21, 2453717), (49, 1051593), (57, 904001), (133, 387429), (147, 350531), (361, 142737), (399, 129143), (931, 55347), (971, 53067), (1083, 47579), (2527, 20391), (2793, 18449), (2913, 17689), (6797, 7581)]