66691768

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{601}}^1$

素因数の和:728

約数の個数: 64

約数和(自身を含む): 148669920

約数和(自身を除く): 81978152

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 97, 104, 143, 194, 286, 388, 572, 601, 776, 1067, 1144, 1202, 1261, 2134, 2404, 2522, 4268, 4808, 5044, 6611, 7813, 8536, 10088, 13222, 13871, 15626, 26444, 27742, 31252, 52888, 55484, 58297, 62504, 85943, 110968, 116594, 171886, 233188, 343772, 466376, 641267, 687544, 757861, 1282534, 1515722, 2565068, 3031444, 5130136, 6062888, 8336471, 16672942, 33345884, 66691768]

約数ペア:

[(1, 66691768), (2, 33345884), (4, 16672942), (8, 8336471), (11, 6062888), (13, 5130136), (22, 3031444), (26, 2565068), (44, 1515722), (52, 1282534), (88, 757861), (97, 687544), (104, 641267), (143, 466376), (194, 343772), (286, 233188), (388, 171886), (572, 116594), (601, 110968), (776, 85943), (1067, 62504), (1144, 58297), (1202, 55484), (1261, 52888), (2134, 31252), (2404, 27742), (2522, 26444), (4268, 15626), (4808, 13871), (5044, 13222), (6611, 10088), (7813, 8536)]