11951541

素因数分解:

$3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{661}}^1$

素因数の和:722

約数の個数: 36

約数和(自身を含む): 20602764

約数和(自身を除く): 8651223

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 123, 147, 287, 369, 441, 661, 861, 1983, 2009, 2583, 4627, 5949, 6027, 13881, 18081, 27101, 32389, 41643, 81303, 97167, 189707, 243909, 291501, 569121, 1327949, 1707363, 3983847, 11951541]

約数ペア:

[(1, 11951541), (3, 3983847), (7, 1707363), (9, 1327949), (21, 569121), (41, 291501), (49, 243909), (63, 189707), (123, 97167), (147, 81303), (287, 41643), (369, 32389), (441, 27101), (661, 18081), (861, 13881), (1983, 6027), (2009, 5949), (2583, 4627)]