2912721

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2617}}^1$

素因数の和:2680

約数の個数: 16

約数和(自身を含む): 4523904

約数和(自身を除く): 1611183

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 2617, 7851, 18319, 54957, 138701, 416103, 970907, 2912721]

約数ペア:

[(1, 2912721), (3, 970907), (7, 416103), (21, 138701), (53, 54957), (159, 18319), (371, 7851), (1113, 2617)]