51407763

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{593}}^1$

素因数の和:715

約数の個数: 32

約数和(自身を含む): 78008832

約数和(自身を除く): 26601069

約数列:

[1, 3, 11, 33, 37, 71, 111, 213, 407, 593, 781, 1221, 1779, 2343, 2627, 6523, 7881, 19569, 21941, 28897, 42103, 65823, 86691, 126309, 241351, 463133, 724053, 1389399, 1557811, 4673433, 17135921, 51407763]

約数ペア:

[(1, 51407763), (3, 17135921), (11, 4673433), (33, 1557811), (37, 1389399), (71, 724053), (111, 463133), (213, 241351), (407, 126309), (593, 86691), (781, 65823), (1221, 42103), (1779, 28897), (2343, 21941), (2627, 19569), (6523, 7881)]