81132147

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{877}}^1$

素因数の和:1443

約数の個数: 24

約数和(自身を含む): 123727760

約数和(自身を除く): 42595613

約数列:

[1, 3, 9, 19, 57, 171, 541, 877, 1623, 2631, 4869, 7893, 10279, 16663, 30837, 49989, 92511, 149967, 474457, 1423371, 4270113, 9014683, 27044049, 81132147]

約数ペア:

[(1, 81132147), (3, 27044049), (9, 9014683), (19, 4270113), (57, 1423371), (171, 474457), (541, 149967), (877, 92511), (1623, 49989), (2631, 30837), (4869, 16663), (7893, 10279)]