2257887

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{761}}^1$

素因数の和:830

約数の個数: 16

約数和(自身を含む): 3218688

約数和(自身を除く): 960801

約数列:

[1, 3, 23, 43, 69, 129, 761, 989, 2283, 2967, 17503, 32723, 52509, 98169, 752629, 2257887]

約数ペア:

[(1, 2257887), (3, 752629), (23, 98169), (43, 52509), (69, 32723), (129, 17503), (761, 2967), (989, 2283)]