28240009

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{773}}^1$

素因数の和:1104

約数の個数: 16

約数和(自身を含む): 34328448

約数和(自身を除く): 6088439

約数列:

[1, 7, 17, 119, 307, 773, 2149, 5219, 5411, 13141, 36533, 91987, 237311, 1661177, 4034287, 28240009]

約数ペア:

[(1, 28240009), (7, 4034287), (17, 1661177), (119, 237311), (307, 91987), (773, 36533), (2149, 13141), (5219, 5411)]