30857239

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1321}}^1$

素因数の和:1446

約数の個数: 16

約数和(自身を含む): 36550656

約数和(自身を除く): 5693417

約数列:

[1, 7, 47, 71, 329, 497, 1321, 3337, 9247, 23359, 62087, 93791, 434609, 656537, 4408177, 30857239]

約数ペア:

[(1, 30857239), (7, 4408177), (47, 656537), (71, 434609), (329, 93791), (497, 62087), (1321, 23359), (3337, 9247)]