38752911

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:147

約数の個数: 56

約数和(自身を含む): 63743760

約数和(自身を除く): 24990849

約数列:

[1, 3, 9, 17, 27, 51, 53, 59, 81, 153, 159, 177, 243, 459, 477, 531, 729, 901, 1003, 1377, 1431, 1593, 2703, 3009, 3127, 4131, 4293, 4779, 8109, 9027, 9381, 12393, 12879, 14337, 24327, 27081, 28143, 38637, 43011, 53159, 72981, 81243, 84429, 159477, 218943, 243729, 253287, 478431, 656829, 731187, 759861, 1435293, 2279583, 4305879, 12917637, 38752911]

約数ペア:

[(1, 38752911), (3, 12917637), (9, 4305879), (17, 2279583), (27, 1435293), (51, 759861), (53, 731187), (59, 656829), (81, 478431), (153, 253287), (159, 243729), (177, 218943), (243, 159477), (459, 84429), (477, 81243), (531, 72981), (729, 53159), (901, 43011), (1003, 38637), (1377, 28143), (1431, 27081), (1593, 24327), (2703, 14337), (3009, 12879), (3127, 12393), (4131, 9381), (4293, 9027), (4779, 8109)]