31452729

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2897}}^1$

素因数の和:2965

約数の個数: 32

約数和(自身を含む): 53415936

約数和(自身を除く): 21963207

約数列:

[1, 3, 7, 11, 21, 33, 47, 77, 141, 231, 329, 517, 987, 1551, 2897, 3619, 8691, 10857, 20279, 31867, 60837, 95601, 136159, 223069, 408477, 669207, 953113, 1497749, 2859339, 4493247, 10484243, 31452729]

約数ペア:

[(1, 31452729), (3, 10484243), (7, 4493247), (11, 2859339), (21, 1497749), (33, 953113), (47, 669207), (77, 408477), (141, 223069), (231, 136159), (329, 95601), (517, 60837), (987, 31867), (1551, 20279), (2897, 10857), (3619, 8691)]