12805702973

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{1964969}}^1$

素因数の和:1965009

約数の個数: 16

約数和(自身を含む): 15719760000

約数和(自身を除く): 2914057027

約数列:

[1, 7, 19, 49, 133, 343, 931, 6517, 1964969, 13754783, 37334411, 96283481, 261340877, 673984367, 1829386139, 12805702973]

約数ペア:

[(1, 12805702973), (7, 1829386139), (19, 673984367), (49, 261340877), (133, 96283481), (343, 37334411), (931, 13754783), (6517, 1964969)]