209216847

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{524353}}^1$

素因数の和:524382

約数の個数: 16

約数和(自身を含む): 335586560

約数和(自身を除く): 126369713

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 524353, 1573059, 3670471, 9962707, 11011413, 29888121, 69738949, 209216847]

約数ペア:

[(1, 209216847), (3, 69738949), (7, 29888121), (19, 11011413), (21, 9962707), (57, 3670471), (133, 1573059), (399, 524353)]