20161689237

素因数分解:

$3^3\times {\mathrm{56911}}^1\times {\mathrm{13121}}^1$

素因数の和:70041

約数の個数: 16

約数和(自身を含む): 29871970560

約数和(自身を除く): 9710281323

約数列:

[1, 3, 9, 27, 13121, 39363, 56911, 118089, 170733, 354267, 512199, 1536597, 746729231, 2240187693, 6720563079, 20161689237]

約数ペア:

[(1, 20161689237), (3, 6720563079), (9, 2240187693), (27, 746729231), (13121, 1536597), (39363, 512199), (56911, 354267), (118089, 170733)]