15940827

素因数分解:

$3^3\times 7^2\times {\mathrm{12049}}^1$

素因数の和:12072

約数の個数: 24

約数和(自身を含む): 27474000

約数和(自身を除く): 11533173

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 12049, 36147, 84343, 108441, 253029, 325323, 590401, 759087, 1771203, 2277261, 5313609, 15940827]

約数ペア:

[(1, 15940827), (3, 5313609), (7, 2277261), (9, 1771203), (21, 759087), (27, 590401), (49, 325323), (63, 253029), (147, 108441), (189, 84343), (441, 36147), (1323, 12049)]