12775999

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:358

約数の個数: 16

約数和(自身を含む): 14080000

約数和(自身を除く): 1304001

約数列:

[1, 19, 31, 109, 199, 589, 2071, 3379, 3781, 6169, 21691, 64201, 117211, 412129, 672421, 12775999]

約数ペア:

[(1, 12775999), (19, 672421), (31, 412129), (109, 117211), (199, 64201), (589, 21691), (2071, 6169), (3379, 3781)]