200905789

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{2713}}^1$

素因数の和:2940

約数の個数: 16

約数和(自身を含む): 234489600

約数和(自身を除く): 33583811

約数列:

[1, 7, 71, 149, 497, 1043, 2713, 10579, 18991, 74053, 192623, 404237, 1348361, 2829659, 28700827, 200905789]

約数ペア:

[(1, 200905789), (7, 28700827), (71, 2829659), (149, 1348361), (497, 404237), (1043, 192623), (2713, 74053), (10579, 18991)]