143996721

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{983}}^1$

素因数の和:1213

約数の個数: 32

約数和(自身を含む): 219912192

約数和(自身を除く): 75915471

約数列:

[1, 3, 11, 23, 33, 69, 193, 253, 579, 759, 983, 2123, 2949, 4439, 6369, 10813, 13317, 22609, 32439, 48829, 67827, 146487, 189719, 248699, 569157, 746097, 2086909, 4363537, 6260727, 13090611, 47998907, 143996721]

約数ペア:

[(1, 143996721), (3, 47998907), (11, 13090611), (23, 6260727), (33, 4363537), (69, 2086909), (193, 746097), (253, 569157), (579, 248699), (759, 189719), (983, 146487), (2123, 67827), (2949, 48829), (4439, 32439), (6369, 22609), (10813, 13317)]