51289161

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{929}}^1$

素因数の和:1189

約数の個数: 32

約数和(自身を含む): 85708800

約数和(自身を除く): 34419639

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 239, 717, 929, 1673, 2629, 2787, 5019, 6503, 7887, 10219, 18403, 19509, 30657, 55209, 71533, 214599, 222031, 666093, 1554217, 2442341, 4662651, 7327023, 17096387, 51289161]

約数ペア:

[(1, 51289161), (3, 17096387), (7, 7327023), (11, 4662651), (21, 2442341), (33, 1554217), (77, 666093), (231, 222031), (239, 214599), (717, 71533), (929, 55209), (1673, 30657), (2629, 19509), (2787, 18403), (5019, 10219), (6503, 7887)]