13306748

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 28976640

約数和(自身を除く): 15669892

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 139, 182, 263, 278, 364, 526, 556, 973, 1052, 1807, 1841, 1946, 3419, 3614, 3682, 3892, 6838, 7228, 7364, 12649, 13676, 23933, 25298, 36557, 47866, 50596, 73114, 95732, 146228, 255899, 475241, 511798, 950482, 1023596, 1900964, 3326687, 6653374, 13306748]

約数ペア:

[(1, 13306748), (2, 6653374), (4, 3326687), (7, 1900964), (13, 1023596), (14, 950482), (26, 511798), (28, 475241), (52, 255899), (91, 146228), (139, 95732), (182, 73114), (263, 50596), (278, 47866), (364, 36557), (526, 25298), (556, 23933), (973, 13676), (1052, 12649), (1807, 7364), (1841, 7228), (1946, 6838), (3419, 3892), (3614, 3682)]