821332513

素因数分解:

${\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{353}}^1\times {\mathrm{881}}^1$

素因数の和:1392

約数の個数: 16

約数和(自身を含む): 874238400

約数和(自身を除く): 52905887

約数列:

[1, 19, 139, 353, 881, 2641, 6707, 16739, 49067, 122459, 310993, 932273, 2326721, 5908867, 43228027, 821332513]

約数ペア:

[(1, 821332513), (19, 43228027), (139, 5908867), (353, 2326721), (881, 932273), (2641, 310993), (6707, 122459), (16739, 49067)]