2561433

素因数分解:

$3^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{431}}^1$

素因数の和:724

約数の個数: 16

約数和(自身を含む): 3926016

約数和(自身を除く): 1364583

約数列:

[1, 3, 7, 21, 283, 431, 849, 1293, 1981, 3017, 5943, 9051, 121973, 365919, 853811, 2561433]

約数ペア:

[(1, 2561433), (3, 853811), (7, 365919), (21, 121973), (283, 9051), (431, 5943), (849, 3017), (1293, 1981)]