345994990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{24767}}^1$

素因数の和:24912

約数の個数: 32

約数和(自身を含む): 684785664

約数和(自身を除く): 338790674

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 127, 254, 635, 1270, 1397, 2794, 6985, 13970, 24767, 49534, 123835, 247670, 272437, 544874, 1362185, 2724370, 3145409, 6290818, 15727045, 31454090, 34599499, 69198998, 172997495, 345994990]

約数ペア:

[(1, 345994990), (2, 172997495), (5, 69198998), (10, 34599499), (11, 31454090), (22, 15727045), (55, 6290818), (110, 3145409), (127, 2724370), (254, 1362185), (635, 544874), (1270, 272437), (1397, 247670), (2794, 123835), (6985, 49534), (13970, 24767)]