12551427

素因数分解:

$3^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{709}}^1$

素因数の和:1003

約数の個数: 24

約数和(自身を含む): 20822880

約数和(自身を除く): 8271453

約数列:

[1, 3, 7, 9, 21, 63, 281, 709, 843, 1967, 2127, 2529, 4963, 5901, 6381, 14889, 17703, 44667, 199229, 597687, 1394603, 1793061, 4183809, 12551427]

約数ペア:

[(1, 12551427), (3, 4183809), (7, 1793061), (9, 1394603), (21, 597687), (63, 199229), (281, 44667), (709, 17703), (843, 14889), (1967, 6381), (2127, 5901), (2529, 4963)]