15513939

素因数分解:

$3^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:424

約数の個数: 36

約数和(自身を含む): 26367744

約数和(自身を除く): 10853805

約数列:

[1, 3, 7, 9, 21, 49, 63, 127, 147, 277, 381, 441, 831, 889, 1143, 1939, 2493, 2667, 5817, 6223, 8001, 13573, 17451, 18669, 35179, 40719, 56007, 105537, 122157, 246253, 316611, 738759, 1723771, 2216277, 5171313, 15513939]

約数ペア:

[(1, 15513939), (3, 5171313), (7, 2216277), (9, 1723771), (21, 738759), (49, 316611), (63, 246253), (127, 122157), (147, 105537), (277, 56007), (381, 40719), (441, 35179), (831, 18669), (889, 17451), (1143, 13573), (1939, 8001), (2493, 6223), (2667, 5817)]