30811319

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{3307}}^1$

素因数の和:3347

約数の個数: 16

約数和(自身を含む): 38743296

約数和(自身を除く): 7931977

約数列:

[1, 7, 11, 77, 121, 847, 1331, 3307, 9317, 23149, 36377, 254639, 400147, 2801029, 4401617, 30811319]

約数ペア:

[(1, 30811319), (7, 4401617), (11, 2801029), (77, 400147), (121, 254639), (847, 36377), (1331, 23149), (3307, 9317)]