2660804517

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{952669}}^1$

素因数の和:952705

約数の個数: 24

約数和(自身を含む): 4344175200

約数和(自身を除く): 1683370683

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 952669, 2858007, 6668683, 18100711, 20006049, 46680781, 54302133, 126704977, 140042343, 380114931, 886934839, 2660804517]

約数ペア:

[(1, 2660804517), (3, 886934839), (7, 380114931), (19, 140042343), (21, 126704977), (49, 54302133), (57, 46680781), (133, 20006049), (147, 18100711), (399, 6668683), (931, 2858007), (2793, 952669)]