1279804786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1144727}}^1$

素因数の和:1144785

約数の個数: 16

約数和(自身を含む): 2115457344

約数和(自身を除く): 835652558

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 1144727, 2289454, 14881451, 29762902, 49223261, 98446522, 639902393, 1279804786]

約数ペア:

[(1, 1279804786), (2, 639902393), (13, 98446522), (26, 49223261), (43, 29762902), (86, 14881451), (559, 2289454), (1118, 1144727)]