15700797

素因数分解:

$3^4\times 7^1\times {\mathrm{27691}}^1$

素因数の和:27710

約数の個数: 20

約数和(自身を含む): 26805856

約数和(自身を除く): 11105059

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 27691, 83073, 193837, 249219, 581511, 747657, 1744533, 2242971, 5233599, 15700797]

約数ペア:

[(1, 15700797), (3, 5233599), (7, 2242971), (9, 1744533), (21, 747657), (27, 581511), (63, 249219), (81, 193837), (189, 83073), (567, 27691)]