15704726877

素因数分解:

$3^4\times 7^1\times {\mathrm{27697931}}^1$

素因数の和:27697950

約数の個数: 20

約数和(自身を含む): 26811598176

約数和(自身を除く): 11106871299

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 27697931, 83093793, 193885517, 249281379, 581656551, 747844137, 1744969653, 2243532411, 5234908959, 15704726877]

約数ペア:

[(1, 15704726877), (3, 5234908959), (7, 2243532411), (9, 1744969653), (21, 747844137), (27, 581656551), (63, 249281379), (81, 193885517), (189, 83093793), (567, 27697931)]