205627812

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{6691}}^1$

素因数の和:6908

約数の個数: 48

約数和(自身を含む): 519406272

約数和(自身を除く): 313778460

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 197, 394, 591, 788, 1182, 2364, 2561, 5122, 6691, 7683, 10244, 13382, 15366, 20073, 26764, 30732, 40146, 80292, 86983, 173966, 260949, 347932, 521898, 1043796, 1318127, 2636254, 3954381, 5272508, 7908762, 15817524, 17135651, 34271302, 51406953, 68542604, 102813906, 205627812]

約数ペア:

[(1, 205627812), (2, 102813906), (3, 68542604), (4, 51406953), (6, 34271302), (12, 17135651), (13, 15817524), (26, 7908762), (39, 5272508), (52, 3954381), (78, 2636254), (156, 1318127), (197, 1043796), (394, 521898), (591, 347932), (788, 260949), (1182, 173966), (2364, 86983), (2561, 80292), (5122, 40146), (6691, 30732), (7683, 26764), (10244, 20073), (13382, 15366)]