39827151

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{6947}}^1$

素因数の和:6980

約数の個数: 36

約数和(自身を含む): 72078552

約数和(自身を除く): 32251401

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 5733, 6947, 20841, 48629, 62523, 90311, 145887, 270933, 340403, 437661, 632177, 812799, 1021209, 1896531, 3063627, 4425239, 5689593, 13275717, 39827151]

約数ペア:

[(1, 39827151), (3, 13275717), (7, 5689593), (9, 4425239), (13, 3063627), (21, 1896531), (39, 1021209), (49, 812799), (63, 632177), (91, 437661), (117, 340403), (147, 270933), (273, 145887), (441, 90311), (637, 62523), (819, 48629), (1911, 20841), (5733, 6947)]