201893391

素因数分解:

$3^5\times 7^1\times {\mathrm{118691}}^1$

素因数の和:118713

約数の個数: 24

約数和(自身を含む): 345631104

約数和(自身を除く): 143737713

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 118691, 356073, 830837, 1068219, 2492511, 3204657, 7477533, 9613971, 22432599, 28841913, 67297797, 201893391]

約数ペア:

[(1, 201893391), (3, 67297797), (7, 28841913), (9, 22432599), (21, 9613971), (27, 7477533), (63, 3204657), (81, 2492511), (189, 1068219), (243, 830837), (567, 356073), (1701, 118691)]