289205865

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{494369}}^1$

素因数の和:494393

約数の個数: 24

約数和(自身を含む): 539852040

約数和(自身を除く): 250646175

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 494369, 1483107, 2471845, 4449321, 6426797, 7415535, 19280391, 22246605, 32133985, 57841173, 96401955, 289205865]

約数ペア:

[(1, 289205865), (3, 96401955), (5, 57841173), (9, 32133985), (13, 22246605), (15, 19280391), (39, 7415535), (45, 6426797), (65, 4449321), (117, 2471845), (195, 1483107), (585, 494369)]