2797821

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{2657}}^1$

素因数の和:2682

約数の個数: 20

約数和(自身を含む): 4502652

約数和(自身を除く): 1704831

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 2657, 7971, 23913, 34541, 71739, 103623, 215217, 310869, 932607, 2797821]

約数ペア:

[(1, 2797821), (3, 932607), (9, 310869), (13, 215217), (27, 103623), (39, 71739), (81, 34541), (117, 23913), (351, 7971), (1053, 2657)]