15697812879

素因数分解:

$3^6\times 7^1\times {\mathrm{3076193}}^1$

素因数の和:3076218

約数の個数: 28

約数和(自身を含む): 26898240336

約数和(自身を除く): 11200427457

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 3076193, 9228579, 21533351, 27685737, 64600053, 83057211, 193800159, 249171633, 581400477, 747514899, 1744201431, 2242544697, 5232604293, 15697812879]

約数ペア:

[(1, 15697812879), (3, 5232604293), (7, 2242544697), (9, 1744201431), (21, 747514899), (27, 581400477), (63, 249171633), (81, 193800159), (189, 83057211), (243, 64600053), (567, 27685737), (729, 21533351), (1701, 9228579), (5103, 3076193)]