2471781

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1039}}^1$

素因数の和:1116

約数の個数: 16

約数和(自身を含む): 3610880

約数和(自身を除く): 1139099

約数列:

[1, 3, 13, 39, 61, 183, 793, 1039, 2379, 3117, 13507, 40521, 63379, 190137, 823927, 2471781]

約数ペア:

[(1, 2471781), (3, 823927), (13, 190137), (39, 63379), (61, 40521), (183, 13507), (793, 3117), (1039, 2379)]