55687569

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{13063}}^1$

素因数の和:13109

約数の個数: 24

約数和(自身を含む): 89357760

約数和(自身を除く): 33670191

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 13063, 39189, 91441, 274323, 378827, 640087, 1136481, 1920261, 2651789, 7955367, 18562523, 55687569]

約数ペア:

[(1, 55687569), (3, 18562523), (7, 7955367), (21, 2651789), (29, 1920261), (49, 1136481), (87, 640087), (147, 378827), (203, 274323), (609, 91441), (1421, 39189), (4263, 13063)]