156957143

素因数分解:

$7^3\times {\mathrm{41}}^1\times {\mathrm{11161}}^1$

素因数の和:11223

約数の個数: 16

約数和(自身を含む): 187521600

約数和(自身を除く): 30564457

約数列:

[1, 7, 41, 49, 287, 343, 2009, 11161, 14063, 78127, 457601, 546889, 3203207, 3828223, 22422449, 156957143]

約数ペア:

[(1, 156957143), (7, 22422449), (41, 3828223), (49, 3203207), (287, 546889), (343, 457601), (2009, 78127), (11161, 14063)]