26791443

素因数分解:

$3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1907}}^1$

素因数の和:2143

約数の個数: 24

約数和(自身を含む): 44448768

約数和(自身を除く): 17657325

約数列:

[1, 3, 7, 9, 21, 63, 223, 669, 1561, 1907, 2007, 4683, 5721, 13349, 14049, 17163, 40047, 120141, 425261, 1275783, 2976827, 3827349, 8930481, 26791443]

約数ペア:

[(1, 26791443), (3, 8930481), (7, 3827349), (9, 2976827), (21, 1275783), (63, 425261), (223, 120141), (669, 40047), (1561, 17163), (1907, 14049), (2007, 13349), (4683, 5721)]