1328643001

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{5233}}^1$

素因数の和:5365

約数の個数: 32

約数和(自身を含む): 1688279040

約数和(自身を除く): 359636039

約数列:

[1, 7, 19, 23, 83, 133, 161, 437, 581, 1577, 1909, 3059, 5233, 11039, 13363, 36271, 36631, 99427, 120359, 253897, 434339, 695989, 842513, 2286821, 3040373, 8252441, 9989797, 16007747, 57767087, 69928579, 189806143, 1328643001]

約数ペア:

[(1, 1328643001), (7, 189806143), (19, 69928579), (23, 57767087), (83, 16007747), (133, 9989797), (161, 8252441), (437, 3040373), (581, 2286821), (1577, 842513), (1909, 695989), (3059, 434339), (5233, 253897), (11039, 120359), (13363, 99427), (36271, 36631)]