2505993

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2539}}^1$

素因数の和:2596

約数の個数: 16

約数和(自身を含む): 3901440

約数和(自身を除く): 1395447

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 2539, 7617, 17773, 53319, 119333, 357999, 835331, 2505993]

約数ペア:

[(1, 2505993), (3, 835331), (7, 357999), (21, 119333), (47, 53319), (141, 17773), (329, 7617), (987, 2539)]