123711

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:190

約数の個数: 16

約数和(自身を含む): 194304

約数和(自身を除く): 70593

約数列:

[1, 3, 7, 21, 43, 129, 137, 301, 411, 903, 959, 2877, 5891, 17673, 41237, 123711]

約数ペア:

[(1, 123711), (3, 41237), (7, 17673), (21, 5891), (43, 2877), (129, 959), (137, 903), (301, 411)]