54890661

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{683}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 86676480

約数和(自身を除く): 31785819

約数列:

[1, 3, 7, 21, 43, 89, 129, 267, 301, 623, 683, 903, 1869, 2049, 3827, 4781, 11481, 14343, 26789, 29369, 60787, 80367, 88107, 182361, 205583, 425509, 616749, 1276527, 2613841, 7841523, 18296887, 54890661]

約数ペア:

[(1, 54890661), (3, 18296887), (7, 7841523), (21, 2613841), (43, 1276527), (89, 616749), (129, 425509), (267, 205583), (301, 182361), (623, 88107), (683, 80367), (903, 60787), (1869, 29369), (2049, 26789), (3827, 14343), (4781, 11481)]