28227429

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^2$

素因数の和:194

約数の個数: 36

約数和(自身を含む): 44744076

約数和(自身を除く): 16516647

約数列:

[1, 3, 9, 17, 51, 53, 59, 153, 159, 177, 477, 531, 901, 1003, 2703, 3009, 3127, 3481, 8109, 9027, 9381, 10443, 28143, 31329, 53159, 59177, 159477, 177531, 184493, 478431, 532593, 553479, 1660437, 3136381, 9409143, 28227429]

約数ペア:

[(1, 28227429), (3, 9409143), (9, 3136381), (17, 1660437), (51, 553479), (53, 532593), (59, 478431), (153, 184493), (159, 177531), (177, 159477), (477, 59177), (531, 53159), (901, 31329), (1003, 28143), (2703, 10443), (3009, 9381), (3127, 9027), (3481, 8109)]