80072517

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{28669}}^1$

素因数の和:28705

約数の個数: 24

約数和(自身を含む): 130735200

約数和(自身を除く): 50662683

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 28669, 86007, 200683, 544711, 602049, 1404781, 1634133, 3812977, 4214343, 11438931, 26690839, 80072517]

約数ペア:

[(1, 80072517), (3, 26690839), (7, 11438931), (19, 4214343), (21, 3812977), (49, 1634133), (57, 1404781), (133, 602049), (147, 544711), (399, 200683), (931, 86007), (2793, 28669)]