28095207

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 44728320

約数和(自身を除く): 16633113

約数列:

[1, 3, 7, 21, 31, 93, 103, 217, 309, 419, 651, 721, 1257, 2163, 2933, 3193, 8799, 9579, 12989, 22351, 38967, 43157, 67053, 90923, 129471, 272769, 302099, 906297, 1337867, 4013601, 9365069, 28095207]

約数ペア:

[(1, 28095207), (3, 9365069), (7, 4013601), (21, 1337867), (31, 906297), (93, 302099), (103, 272769), (217, 129471), (309, 90923), (419, 67053), (651, 43157), (721, 38967), (1257, 22351), (2163, 12989), (2933, 9579), (3193, 8799)]