28232001

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{3271}}^1$

素因数の和:3421

約数の個数: 24

約数和(自身を含む): 46959744

約数和(自身を除く): 18727743

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 2877, 3271, 8631, 9813, 22897, 29439, 68691, 206073, 448127, 1344381, 3136889, 4033143, 9410667, 28232001]

約数ペア:

[(1, 28232001), (3, 9410667), (7, 4033143), (9, 3136889), (21, 1344381), (63, 448127), (137, 206073), (411, 68691), (959, 29439), (1233, 22897), (2877, 9813), (3271, 8631)]