16091271

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4481}}^1$

素因数の和:4516

約数の個数: 32

約数和(自身を含む): 28684800

約数和(自身を除く): 12593529

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 4481, 13443, 31367, 40329, 85139, 94101, 120987, 255417, 282303, 595973, 766251, 846909, 1787919, 2298753, 5363757, 16091271]

約数ペア:

[(1, 16091271), (3, 5363757), (7, 2298753), (9, 1787919), (19, 846909), (21, 766251), (27, 595973), (57, 282303), (63, 255417), (133, 120987), (171, 94101), (189, 85139), (399, 40329), (513, 31367), (1197, 13443), (3591, 4481)]