42722397

素因数分解:

$3^4\times {\mathrm{281}}^1\times {\mathrm{1877}}^1$

素因数の和:2170

約数の個数: 20

約数和(自身を含む): 64081116

約数和(自身を除く): 21358719

約数列:

[1, 3, 9, 27, 81, 281, 843, 1877, 2529, 5631, 7587, 16893, 22761, 50679, 152037, 527437, 1582311, 4746933, 14240799, 42722397]

約数ペア:

[(1, 42722397), (3, 14240799), (9, 4746933), (27, 1582311), (81, 527437), (281, 152037), (843, 50679), (1877, 22761), (2529, 16893), (5631, 7587)]