997908478

素因数分解:

$2^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{227729}}^1$

素因数の和:228051

約数の個数: 16

約数和(自身を含む): 1716173280

約数和(自身を除く): 718264802

約数列:

[1, 2, 7, 14, 313, 626, 2191, 4382, 227729, 455458, 1594103, 3188206, 71279177, 142558354, 498954239, 997908478]

約数ペア:

[(1, 997908478), (2, 498954239), (7, 142558354), (14, 71279177), (313, 3188206), (626, 1594103), (2191, 455458), (4382, 227729)]