1380519

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1289}}^1$

素因数の和:1319

約数の個数: 24

約数和(自身を含む): 2414880

約数和(自身を除く): 1034361

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 1289, 3867, 9023, 11601, 21913, 27069, 65739, 81207, 153391, 197217, 460173, 1380519]

約数ペア:

[(1, 1380519), (3, 460173), (7, 197217), (9, 153391), (17, 81207), (21, 65739), (51, 27069), (63, 21913), (119, 11601), (153, 9023), (357, 3867), (1071, 1289)]