1386639

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:101

約数の個数: 40

約数和(自身を含む): 2352240

約数和(自身を除く): 965601

約数列:

[1, 3, 9, 17, 19, 27, 51, 53, 57, 81, 153, 159, 171, 323, 459, 477, 513, 901, 969, 1007, 1377, 1431, 1539, 2703, 2907, 3021, 4293, 8109, 8721, 9063, 17119, 24327, 26163, 27189, 51357, 72981, 81567, 154071, 462213, 1386639]

約数ペア:

[(1, 1386639), (3, 462213), (9, 154071), (17, 81567), (19, 72981), (27, 51357), (51, 27189), (53, 26163), (57, 24327), (81, 17119), (153, 9063), (159, 8721), (171, 8109), (323, 4293), (459, 3021), (477, 2907), (513, 2703), (901, 1539), (969, 1431), (1007, 1377)]