31241504

素因数分解:

$2^5\times 7^1\times {\mathrm{211}}^1\times {\mathrm{661}}^1$

素因数の和:889

約数の個数: 48

約数和(自身を含む): 70733376

約数和(自身を除く): 39491872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 211, 224, 422, 661, 844, 1322, 1477, 1688, 2644, 2954, 3376, 4627, 5288, 5908, 6752, 9254, 10576, 11816, 18508, 21152, 23632, 37016, 47264, 74032, 139471, 148064, 278942, 557884, 976297, 1115768, 1952594, 2231536, 3905188, 4463072, 7810376, 15620752, 31241504]

約数ペア:

[(1, 31241504), (2, 15620752), (4, 7810376), (7, 4463072), (8, 3905188), (14, 2231536), (16, 1952594), (28, 1115768), (32, 976297), (56, 557884), (112, 278942), (211, 148064), (224, 139471), (422, 74032), (661, 47264), (844, 37016), (1322, 23632), (1477, 21152), (1688, 18508), (2644, 11816), (2954, 10576), (3376, 9254), (4627, 6752), (5288, 5908)]