16999713

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{7237}}^1$

素因数の和:7278

約数の個数: 20

約数和(自身を含む): 26273940

約数和(自身を除く): 9274227

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 7237, 21711, 65133, 195399, 209873, 586197, 629619, 1888857, 5666571, 16999713]

約数ペア:

[(1, 16999713), (3, 5666571), (9, 1888857), (27, 629619), (29, 586197), (81, 209873), (87, 195399), (261, 65133), (783, 21711), (2349, 7237)]