2612631

素因数分解:

$3^1\times 7^3\times {\mathrm{2539}}^1$

素因数の和:2563

約数の個数: 16

約数和(自身を含む): 4064000

約数和(自身を除く): 1451369

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2539, 7617, 17773, 53319, 124411, 373233, 870877, 2612631]

約数ペア:

[(1, 2612631), (3, 870877), (7, 373233), (21, 124411), (49, 53319), (147, 17773), (343, 7617), (1029, 2539)]