2148791071

素因数分解:

$7^3\times {\mathrm{31}}^1\times {\mathrm{202087}}^1$

素因数の和:202139

約数の個数: 16

約数和(自身を含む): 2586726400

約数和(自身を除く): 437935329

約数列:

[1, 7, 31, 49, 217, 343, 1519, 10633, 202087, 1414609, 6264697, 9902263, 43852879, 69315841, 306970153, 2148791071]

約数ペア:

[(1, 2148791071), (7, 306970153), (31, 69315841), (49, 43852879), (217, 9902263), (343, 6264697), (1519, 1414609), (10633, 202087)]