12240009

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2309}}^1$

素因数の和:2365

約数の個数: 24

約数和(自身を含む): 19219200

約数和(自身を除く): 6979191

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 279, 589, 1767, 2309, 5301, 6927, 20781, 43871, 71579, 131613, 214737, 394839, 644211, 1360001, 4080003, 12240009]

約数ペア:

[(1, 12240009), (3, 4080003), (9, 1360001), (19, 644211), (31, 394839), (57, 214737), (93, 131613), (171, 71579), (279, 43871), (589, 20781), (1767, 6927), (2309, 5301)]