12917637

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 21228480

約数和(自身を除く): 8310843

約数列:

[1, 3, 9, 17, 27, 51, 53, 59, 81, 153, 159, 177, 243, 459, 477, 531, 901, 1003, 1377, 1431, 1593, 2703, 3009, 3127, 4131, 4293, 4779, 8109, 9027, 9381, 12879, 14337, 24327, 27081, 28143, 53159, 72981, 81243, 84429, 159477, 218943, 243729, 253287, 478431, 759861, 1435293, 4305879, 12917637]

約数ペア:

[(1, 12917637), (3, 4305879), (9, 1435293), (17, 759861), (27, 478431), (51, 253287), (53, 243729), (59, 218943), (81, 159477), (153, 84429), (159, 81243), (177, 72981), (243, 53159), (459, 28143), (477, 27081), (531, 24327), (901, 14337), (1003, 12879), (1377, 9381), (1431, 9027), (1593, 8109), (2703, 4779), (3009, 4293), (3127, 4131)]