2728468323

素因数分解:

$3^2\times 7^2\times {\mathrm{6187003}}^1$

素因数の和:6187023

約数の個数: 18

約数和(自身を含む): 4584569964

約数和(自身を除く): 1856101641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 6187003, 18561009, 43309021, 55683027, 129927063, 303163147, 389781189, 909489441, 2728468323]

約数ペア:

[(1, 2728468323), (3, 909489441), (7, 389781189), (9, 303163147), (21, 129927063), (49, 55683027), (63, 43309021), (147, 18561009), (441, 6187003)]