1821339

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{5189}}^1$

素因数の和:5211

約数の個数: 16

約数和(自身を含む): 2906400

約数和(自身を除く): 1085061

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 5189, 15567, 46701, 67457, 140103, 202371, 607113, 1821339]

約数ペア:

[(1, 1821339), (3, 607113), (9, 202371), (13, 140103), (27, 67457), (39, 46701), (117, 15567), (351, 5189)]