198164792

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{191}}^2$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 431274480

約数和(自身を除く): 233109688

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 191, 194, 382, 388, 679, 764, 776, 1337, 1358, 1528, 2674, 2716, 5348, 5432, 10696, 18527, 36481, 37054, 72962, 74108, 129689, 145924, 148216, 255367, 259378, 291848, 510734, 518756, 1021468, 1037512, 2042936, 3538657, 7077314, 14154628, 24770599, 28309256, 49541198, 99082396, 198164792]

約数ペア:

[(1, 198164792), (2, 99082396), (4, 49541198), (7, 28309256), (8, 24770599), (14, 14154628), (28, 7077314), (56, 3538657), (97, 2042936), (191, 1037512), (194, 1021468), (382, 518756), (388, 510734), (679, 291848), (764, 259378), (776, 255367), (1337, 148216), (1358, 145924), (1528, 129689), (2674, 74108), (2716, 72962), (5348, 37054), (5432, 36481), (10696, 18527)]