26490009

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5107}}^1$

素因数の和:5149

約数の個数: 32

約数和(自身を含む): 45767680

約数和(自身を除く): 19277671

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5107, 5187, 15321, 35749, 66391, 97033, 107247, 199173, 291099, 464737, 679231, 1261429, 1394211, 2037693, 3784287, 8830003, 26490009]

約数ペア:

[(1, 26490009), (3, 8830003), (7, 3784287), (13, 2037693), (19, 1394211), (21, 1261429), (39, 679231), (57, 464737), (91, 291099), (133, 199173), (247, 107247), (273, 97033), (399, 66391), (741, 35749), (1729, 15321), (5107, 5187)]