320445531

素因数分解:

$3^3\times 7^1\times {\mathrm{509}}^1\times {\mathrm{3331}}^1$

素因数の和:3856

約数の個数: 32

約数和(自身を含む): 543782400

約数和(自身を除く): 223336869

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 509, 1527, 3331, 3563, 4581, 9993, 10689, 13743, 23317, 29979, 32067, 69951, 89937, 96201, 209853, 629559, 1695479, 5086437, 11868353, 15259311, 35605059, 45777933, 106815177, 320445531]

約数ペア:

[(1, 320445531), (3, 106815177), (7, 45777933), (9, 35605059), (21, 15259311), (27, 11868353), (63, 5086437), (189, 1695479), (509, 629559), (1527, 209853), (3331, 96201), (3563, 89937), (4581, 69951), (9993, 32067), (10689, 29979), (13743, 23317)]