258984968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{643}}^1$

素因数の和:882

約数の個数: 64

約数和(自身を含む): 556416000

約数和(自身を除く): 297431032

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 199, 253, 398, 506, 643, 796, 1012, 1286, 1592, 2024, 2189, 2572, 4378, 4577, 5144, 7073, 8756, 9154, 14146, 14789, 17512, 18308, 28292, 29578, 36616, 50347, 56584, 59156, 100694, 118312, 127957, 162679, 201388, 255914, 325358, 402776, 511828, 650716, 1023656, 1301432, 1407527, 2815054, 2943011, 5630108, 5886022, 11260216, 11772044, 23544088, 32373121, 64746242, 129492484, 258984968]

約数ペア:

[(1, 258984968), (2, 129492484), (4, 64746242), (8, 32373121), (11, 23544088), (22, 11772044), (23, 11260216), (44, 5886022), (46, 5630108), (88, 2943011), (92, 2815054), (184, 1407527), (199, 1301432), (253, 1023656), (398, 650716), (506, 511828), (643, 402776), (796, 325358), (1012, 255914), (1286, 201388), (1592, 162679), (2024, 127957), (2189, 118312), (2572, 100694), (4378, 59156), (4577, 56584), (5144, 50347), (7073, 36616), (8756, 29578), (9154, 28292), (14146, 18308), (14789, 17512)]