1489308863

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{25981}}^1$

素因数の和:26438

約数の個数: 16

約数和(自身を含む): 1795875840

約数和(自身を除く): 306566977

約数列:

[1, 7, 19, 133, 431, 3017, 8189, 25981, 57323, 181867, 493639, 3455473, 11197811, 78384677, 212758409, 1489308863]

約数ペア:

[(1, 1489308863), (7, 212758409), (19, 78384677), (133, 11197811), (431, 3455473), (3017, 493639), (8189, 181867), (25981, 57323)]