331380539

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^2\times {\mathrm{887}}^1$

素因数の和:1019

約数の個数: 24

約数和(自身を含む): 406775040

約数和(自身を除く): 75394501

約数列:

[1, 7, 19, 53, 133, 371, 887, 1007, 2809, 6209, 7049, 16853, 19663, 47011, 53371, 117971, 329077, 373597, 893209, 2491583, 6252463, 17441081, 47340077, 331380539]

約数ペア:

[(1, 331380539), (7, 47340077), (19, 17441081), (53, 6252463), (133, 2491583), (371, 893209), (887, 373597), (1007, 329077), (2809, 117971), (6209, 53371), (7049, 47011), (16853, 19663)]