205994019

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{891749}}^1$

素因数の和:891770

約数の個数: 16

約数和(自身を含む): 342432000

約数和(自身を除く): 136437981

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 891749, 2675247, 6242243, 9809239, 18726729, 29427717, 68664673, 205994019]

約数ペア:

[(1, 205994019), (3, 68664673), (7, 29427717), (11, 18726729), (21, 9809239), (33, 6242243), (77, 2675247), (231, 891749)]