55821879

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{13003}}^1$

素因数の和:13068

約数の個数: 20

約数和(自身を含む): 84968136

約数和(自身を除く): 29146257

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 13003, 39009, 117027, 351081, 689159, 1053243, 2067477, 6202431, 18607293, 55821879]

約数ペア:

[(1, 55821879), (3, 18607293), (9, 6202431), (27, 2067477), (53, 1053243), (81, 689159), (159, 351081), (477, 117027), (1431, 39009), (4293, 13003)]