13722919

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{787}}^1$

素因数の和:894

約数の個数: 16

約数和(自身を含む): 16339968

約数和(自身を除く): 2617049

約数列:

[1, 7, 47, 53, 329, 371, 787, 2491, 5509, 17437, 36989, 41711, 258923, 291977, 1960417, 13722919]

約数ペア:

[(1, 13722919), (7, 1960417), (47, 291977), (53, 258923), (329, 41711), (371, 36989), (787, 17437), (2491, 5509)]