1914939

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{1259}}^1$

素因数の和:1291

約数の個数: 18

約数和(自身を含む): 2997540

約数和(自身を除く): 1082601

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1259, 1521, 3777, 11331, 16367, 49101, 147303, 212771, 638313, 1914939]

約数ペア:

[(1, 1914939), (3, 638313), (9, 212771), (13, 147303), (39, 49101), (117, 16367), (169, 11331), (507, 3777), (1259, 1521)]