16707321

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 24822720

約数和(自身を除く): 8115399

約数列:

[1, 3, 9, 67, 103, 201, 269, 309, 603, 807, 927, 2421, 6901, 18023, 20703, 27707, 54069, 62109, 83121, 162207, 249363, 1856369, 5569107, 16707321]

約数ペア:

[(1, 16707321), (3, 5569107), (9, 1856369), (67, 249363), (103, 162207), (201, 83121), (269, 62109), (309, 54069), (603, 27707), (807, 20703), (927, 18023), (2421, 6901)]