2989498

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{521}}^1$

素因数の和:693

約数の個数: 16

約数和(自身を含む): 4760640

約数和(自身を除く): 1771142

約数列:

[1, 2, 19, 38, 151, 302, 521, 1042, 2869, 5738, 9899, 19798, 78671, 157342, 1494749, 2989498]

約数ペア:

[(1, 2989498), (2, 1494749), (19, 157342), (38, 78671), (151, 19798), (302, 9899), (521, 5738), (1042, 2869)]