15727851

素因数分解:

$3^4\times {\mathrm{281}}^1\times {\mathrm{691}}^1$

素因数の和:984

約数の個数: 20

約数和(自身を含む): 23612424

約数和(自身を除く): 7884573

約数列:

[1, 3, 9, 27, 81, 281, 691, 843, 2073, 2529, 6219, 7587, 18657, 22761, 55971, 194171, 582513, 1747539, 5242617, 15727851]

約数ペア:

[(1, 15727851), (3, 5242617), (9, 1747539), (27, 582513), (81, 194171), (281, 55971), (691, 22761), (843, 18657), (2073, 7587), (2529, 6219)]