28567581

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{769}}^1$

素因数の和:869

約数の個数: 32

約数和(自身を含む): 45830400

約数和(自身を除く): 17262819

約数列:

[1, 3, 7, 21, 29, 61, 87, 183, 203, 427, 609, 769, 1281, 1769, 2307, 5307, 5383, 12383, 16149, 22301, 37149, 46909, 66903, 140727, 156107, 328363, 468321, 985089, 1360361, 4081083, 9522527, 28567581]

約数ペア:

[(1, 28567581), (3, 9522527), (7, 4081083), (21, 1360361), (29, 985089), (61, 468321), (87, 328363), (183, 156107), (203, 140727), (427, 66903), (609, 46909), (769, 37149), (1281, 22301), (1769, 16149), (2307, 12383), (5307, 5383)]