243550945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1327}}^1$

素因数の和:1461

約数の個数: 32

約数和(自身を含む): 330448896

約数和(自身を除く): 86897951

約数列:

[1, 5, 11, 47, 55, 71, 235, 355, 517, 781, 1327, 2585, 3337, 3905, 6635, 14597, 16685, 36707, 62369, 72985, 94217, 183535, 311845, 471085, 686059, 1036387, 3430295, 4428199, 5181935, 22140995, 48710189, 243550945]

約数ペア:

[(1, 243550945), (5, 48710189), (11, 22140995), (47, 5181935), (55, 4428199), (71, 3430295), (235, 1036387), (355, 686059), (517, 471085), (781, 311845), (1327, 183535), (2585, 94217), (3337, 72985), (3905, 62369), (6635, 36707), (14597, 16685)]