206419857

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{517343}}^1$

素因数の和:517372

約数の個数: 16

約数和(自身を含む): 331100160

約数和(自身を除く): 124680303

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 517343, 1552029, 3621401, 9829517, 10864203, 29488551, 68806619, 206419857]

約数ペア:

[(1, 206419857), (3, 68806619), (7, 29488551), (19, 10864203), (21, 9829517), (57, 3621401), (133, 1552029), (399, 517343)]