4057209

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{3853}}^1$

素因数の和:3878

約数の個数: 20

約数和(自身を含む): 6528676

約数和(自身を除く): 2471467

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 3853, 11559, 34677, 50089, 104031, 150267, 312093, 450801, 1352403, 4057209]

約数ペア:

[(1, 4057209), (3, 1352403), (9, 450801), (13, 312093), (27, 150267), (39, 104031), (81, 50089), (117, 34677), (351, 11559), (1053, 3853)]