1215459

素因数分解:

$3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:184

約数の個数: 32

約数和(自身を含む): 2112000

約数和(自身を除く): 896541

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 109, 177, 189, 327, 413, 531, 763, 981, 1239, 1593, 2289, 2943, 3717, 6431, 6867, 11151, 19293, 20601, 45017, 57879, 135051, 173637, 405153, 1215459]

約数ペア:

[(1, 1215459), (3, 405153), (7, 173637), (9, 135051), (21, 57879), (27, 45017), (59, 20601), (63, 19293), (109, 11151), (177, 6867), (189, 6431), (327, 3717), (413, 2943), (531, 2289), (763, 1593), (981, 1239)]