26639228

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{86491}}^1$

素因数の和:86513

約数の個数: 24

約数和(自身を含む): 58122624

約数和(自身を除く): 31483396

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 86491, 172982, 345964, 605437, 951401, 1210874, 1902802, 2421748, 3805604, 6659807, 13319614, 26639228]

約数ペア:

[(1, 26639228), (2, 13319614), (4, 6659807), (7, 3805604), (11, 2421748), (14, 1902802), (22, 1210874), (28, 951401), (44, 605437), (77, 345964), (154, 172982), (308, 86491)]