25226442

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{19739}}^1$

素因数の和:19818

約数の個数: 24

約数和(自身を含む): 55429920

約数和(自身を除く): 30203478

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 19739, 39478, 59217, 118434, 177651, 355302, 1401469, 2802938, 4204407, 8408814, 12613221, 25226442]

約数ペア:

[(1, 25226442), (2, 12613221), (3, 8408814), (6, 4204407), (9, 2802938), (18, 1401469), (71, 355302), (142, 177651), (213, 118434), (426, 59217), (639, 39478), (1278, 19739)]