209401998

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2684641}}^1$

素因数の和:2684659

約数の個数: 16

約数和(自身を含む): 451019856

約数和(自身を除く): 241617858

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2684641, 5369282, 8053923, 16107846, 34900333, 69800666, 104700999, 209401998]

約数ペア:

[(1, 209401998), (2, 104700999), (3, 69800666), (6, 34900333), (13, 16107846), (26, 8053923), (39, 5369282), (78, 2684641)]