2661957

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{5189}}^1$

素因数の和:5217

約数の個数: 16

約数和(自身を含む): 4152000

約数和(自身を除く): 1490043

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 5189, 15567, 46701, 98591, 140103, 295773, 887319, 2661957]

約数ペア:

[(1, 2661957), (3, 887319), (9, 295773), (19, 140103), (27, 98591), (57, 46701), (171, 15567), (513, 5189)]