6540009

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 10798080

約数和(自身を除く): 4258071

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 259, 399, 443, 703, 777, 1329, 2109, 3101, 4921, 8417, 9303, 14763, 16391, 25251, 49173, 58919, 114737, 176757, 311429, 344211, 934287, 2180003, 6540009]

約数ペア:

[(1, 6540009), (3, 2180003), (7, 934287), (19, 344211), (21, 311429), (37, 176757), (57, 114737), (111, 58919), (133, 49173), (259, 25251), (399, 16391), (443, 14763), (703, 9303), (777, 8417), (1329, 4921), (2109, 3101)]