42080067

素因数分解:

$3^7\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 64235520

約数和(自身を除く): 22155453

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 271, 639, 729, 813, 1917, 2187, 2439, 5751, 7317, 17253, 19241, 21951, 51759, 57723, 65853, 155277, 173169, 197559, 519507, 592677, 1558521, 4675563, 14026689, 42080067]

約数ペア:

[(1, 42080067), (3, 14026689), (9, 4675563), (27, 1558521), (71, 592677), (81, 519507), (213, 197559), (243, 173169), (271, 155277), (639, 65853), (729, 57723), (813, 51759), (1917, 21951), (2187, 19241), (2439, 17253), (5751, 7317)]