2740781631

素因数分解:

$3^1\times 7^3\times {\mathrm{2663539}}^1$

素因数の和:2663563

約数の個数: 16

約数和(自身を含む): 4261664000

約数和(自身を除く): 1520882369

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2663539, 7990617, 18644773, 55934319, 130513411, 391540233, 913593877, 2740781631]

約数ペア:

[(1, 2740781631), (3, 913593877), (7, 391540233), (21, 130513411), (49, 55934319), (147, 18644773), (343, 7990617), (1029, 2663539)]