1970091

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 3079440

約数和(自身を除く): 1109349

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 281, 369, 779, 843, 2337, 2529, 5339, 7011, 11521, 16017, 34563, 48051, 103689, 218899, 656697, 1970091]

約数ペア:

[(1, 1970091), (3, 656697), (9, 218899), (19, 103689), (41, 48051), (57, 34563), (123, 16017), (171, 11521), (281, 7011), (369, 5339), (779, 2529), (843, 2337)]