381001691

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{20719}}^1$

素因数の和:20834

約数の個数: 16

約数和(自身を含む): 453519360

約数和(自身を除く): 72517669

約数列:

[1, 7, 37, 71, 259, 497, 2627, 18389, 20719, 145033, 766603, 1471049, 5366221, 10297343, 54428813, 381001691]

約数ペア:

[(1, 381001691), (7, 54428813), (37, 10297343), (71, 5366221), (259, 1471049), (497, 766603), (2627, 145033), (18389, 20719)]