31445337

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{691}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 52614144

約数和(自身を除く): 21168807

約数列:

[1, 3, 7, 11, 21, 33, 77, 197, 231, 591, 691, 1379, 2073, 2167, 4137, 4837, 6501, 7601, 14511, 15169, 22803, 45507, 53207, 136127, 159621, 408381, 952889, 1497397, 2858667, 4492191, 10481779, 31445337]

約数ペア:

[(1, 31445337), (3, 10481779), (7, 4492191), (11, 2858667), (21, 1497397), (33, 952889), (77, 408381), (197, 159621), (231, 136127), (591, 53207), (691, 45507), (1379, 22803), (2073, 15169), (2167, 14511), (4137, 7601), (4837, 6501)]