13280834

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 23887872

約数和(自身を除く): 10607038

約数列:

[1, 2, 7, 14, 31, 62, 71, 142, 217, 431, 434, 497, 862, 994, 2201, 3017, 4402, 6034, 13361, 15407, 26722, 30601, 30814, 61202, 93527, 187054, 214207, 428414, 948631, 1897262, 6640417, 13280834]

約数ペア:

[(1, 13280834), (2, 6640417), (7, 1897262), (14, 948631), (31, 428414), (62, 214207), (71, 187054), (142, 93527), (217, 61202), (431, 30814), (434, 30601), (497, 26722), (862, 15407), (994, 13361), (2201, 6034), (3017, 4402)]