205215348

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{2153}}^1$

素因数の和:2233

約数の個数: 72

約数和(自身を含む): 529780608

約数和(自身を除く): 324565260

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 47, 52, 78, 94, 141, 156, 169, 188, 282, 338, 507, 564, 611, 676, 1014, 1222, 1833, 2028, 2153, 2444, 3666, 4306, 6459, 7332, 7943, 8612, 12918, 15886, 23829, 25836, 27989, 31772, 47658, 55978, 83967, 95316, 101191, 111956, 167934, 202382, 303573, 335868, 363857, 404764, 607146, 727714, 1091571, 1214292, 1315483, 1455428, 2183142, 2630966, 3946449, 4366284, 5261932, 7892898, 15785796, 17101279, 34202558, 51303837, 68405116, 102607674, 205215348]

約数ペア:

[(1, 205215348), (2, 102607674), (3, 68405116), (4, 51303837), (6, 34202558), (12, 17101279), (13, 15785796), (26, 7892898), (39, 5261932), (47, 4366284), (52, 3946449), (78, 2630966), (94, 2183142), (141, 1455428), (156, 1315483), (169, 1214292), (188, 1091571), (282, 727714), (338, 607146), (507, 404764), (564, 363857), (611, 335868), (676, 303573), (1014, 202382), (1222, 167934), (1833, 111956), (2028, 101191), (2153, 95316), (2444, 83967), (3666, 55978), (4306, 47658), (6459, 31772), (7332, 27989), (7943, 25836), (8612, 23829), (12918, 15886)]