201819081

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{33287}}^1$

素因数の和:33380

約数の個数: 16

約数和(自身を含む): 281217024

約数和(自身を除く): 79397943

約数列:

[1, 3, 43, 47, 129, 141, 2021, 6063, 33287, 99861, 1431341, 1564489, 4294023, 4693467, 67273027, 201819081]

約数ペア:

[(1, 201819081), (3, 67273027), (43, 4693467), (47, 4294023), (129, 1564489), (141, 1431341), (2021, 99861), (6063, 33287)]