261567657

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{9433}}^1$

素因数の和:9534

約数の個数: 32

約数和(自身を含む): 422643200

約数和(自身を除く): 161075543

約数列:

[1, 3, 9, 13, 27, 39, 79, 117, 237, 351, 711, 1027, 2133, 3081, 9243, 9433, 27729, 28299, 84897, 122629, 254691, 367887, 745207, 1103661, 2235621, 3310983, 6706863, 9687691, 20120589, 29063073, 87189219, 261567657]

約数ペア:

[(1, 261567657), (3, 87189219), (9, 29063073), (13, 20120589), (27, 9687691), (39, 6706863), (79, 3310983), (117, 2235621), (237, 1103661), (351, 745207), (711, 367887), (1027, 254691), (2133, 122629), (3081, 84897), (9243, 28299), (9433, 27729)]