12138763

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 15553536

約数和(自身を除く): 3414773

約数列:

[1, 7, 13, 31, 91, 169, 217, 331, 403, 1183, 2317, 2821, 4303, 5239, 10261, 30121, 36673, 55939, 71827, 133393, 391573, 933751, 1734109, 12138763]

約数ペア:

[(1, 12138763), (7, 1734109), (13, 933751), (31, 391573), (91, 133393), (169, 71827), (217, 55939), (331, 36673), (403, 30121), (1183, 10261), (2317, 5239), (2821, 4303)]