7780006

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15749}}^1$

素因数の和:15783

約数の個数: 16

約数和(自身を含む): 13230000

約数和(自身を除く): 5449994

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 15749, 31498, 204737, 299231, 409474, 598462, 3890003, 7780006]

約数ペア:

[(1, 7780006), (2, 3890003), (13, 598462), (19, 409474), (26, 299231), (38, 204737), (247, 31498), (494, 15749)]