51075591

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{18287}}^1$

素因数の和:18323

約数の個数: 24

約数和(自身を含む): 83393280

約数和(自身を除く): 32317689

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 18287, 54861, 128009, 347453, 384027, 896063, 1042359, 2432171, 2688189, 7296513, 17025197, 51075591]

約数ペア:

[(1, 51075591), (3, 17025197), (7, 7296513), (19, 2688189), (21, 2432171), (49, 1042359), (57, 896063), (133, 384027), (147, 347453), (399, 128009), (931, 54861), (2793, 18287)]