28072887

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{3821}}^1$

素因数の和:3934

約数の個数: 16

約数和(自身を含む): 39137280

約数和(自身を除く): 11064393

約数列:

[1, 3, 31, 79, 93, 237, 2449, 3821, 7347, 11463, 118451, 301859, 355353, 905577, 9357629, 28072887]

約数ペア:

[(1, 28072887), (3, 9357629), (31, 905577), (79, 355353), (93, 301859), (237, 118451), (2449, 11463), (3821, 7347)]