12776751

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 20664000

約数和(自身を除く): 7887249

約数列:

[1, 3, 9, 13, 27, 39, 89, 117, 267, 351, 409, 801, 1157, 1227, 2403, 3471, 3681, 5317, 10413, 11043, 15951, 31239, 36401, 47853, 109203, 143559, 327609, 473213, 982827, 1419639, 4258917, 12776751]

約数ペア:

[(1, 12776751), (3, 4258917), (9, 1419639), (13, 982827), (27, 473213), (39, 327609), (89, 143559), (117, 109203), (267, 47853), (351, 36401), (409, 31239), (801, 15951), (1157, 11043), (1227, 10413), (2403, 5317), (3471, 3681)]