71927149

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 87029880

約数和(自身を除く): 15102731

約数列:

[1, 7, 37, 49, 97, 259, 409, 679, 1813, 2863, 3589, 4753, 15133, 20041, 25123, 39673, 105931, 175861, 277711, 741517, 1467901, 1943977, 10275307, 71927149]

約数ペア:

[(1, 71927149), (7, 10275307), (37, 1943977), (49, 1467901), (97, 741517), (259, 277711), (409, 175861), (679, 105931), (1813, 39673), (2863, 25123), (3589, 20041), (4753, 15133)]