129457839

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 212905728

約数和(自身を除く): 83447889

約数列:

[1, 3, 7, 17, 21, 51, 83, 119, 249, 257, 289, 357, 581, 771, 867, 1411, 1743, 1799, 2023, 4233, 4369, 5397, 6069, 9877, 13107, 21331, 23987, 29631, 30583, 63993, 71961, 74273, 91749, 149317, 167909, 222819, 362627, 447951, 503727, 519911, 1087881, 1559733, 2538389, 6164659, 7615167, 18493977, 43152613, 129457839]

約数ペア:

[(1, 129457839), (3, 43152613), (7, 18493977), (17, 7615167), (21, 6164659), (51, 2538389), (83, 1559733), (119, 1087881), (249, 519911), (257, 503727), (289, 447951), (357, 362627), (581, 222819), (771, 167909), (867, 149317), (1411, 91749), (1743, 74273), (1799, 71961), (2023, 63993), (4233, 30583), (4369, 29631), (5397, 23987), (6069, 21331), (9877, 13107)]