128928657

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2017}}^1$

素因数の和:2193

約数の個数: 32

約数和(自身を含む): 203414400

約数和(自身を除く): 74485743

約数列:

[1, 3, 11, 13, 33, 39, 143, 149, 429, 447, 1639, 1937, 2017, 4917, 5811, 6051, 21307, 22187, 26221, 63921, 66561, 78663, 288431, 300533, 865293, 901599, 3305863, 3906929, 9917589, 11720787, 42976219, 128928657]

約数ペア:

[(1, 128928657), (3, 42976219), (11, 11720787), (13, 9917589), (33, 3906929), (39, 3305863), (143, 901599), (149, 865293), (429, 300533), (447, 288431), (1639, 78663), (1937, 66561), (2017, 63921), (4917, 26221), (5811, 22187), (6051, 21307)]