15997809

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:540

約数の個数: 16

約数和(自身を含む): 21708800

約数和(自身を除く): 5710991

約数列:

[1, 3, 127, 199, 211, 381, 597, 633, 25273, 26797, 41989, 75819, 80391, 125967, 5332603, 15997809]

約数ペア:

[(1, 15997809), (3, 5332603), (127, 125967), (199, 80391), (211, 75819), (381, 41989), (597, 26797), (633, 25273)]