31713290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1061}}^1$

素因数の和:1143

約数の個数: 48

約数和(自身を含む): 67555944

約数和(自身を除く): 35842654

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 61, 70, 98, 122, 245, 305, 427, 490, 610, 854, 1061, 2122, 2135, 2989, 4270, 5305, 5978, 7427, 10610, 14854, 14945, 29890, 37135, 51989, 64721, 74270, 103978, 129442, 259945, 323605, 453047, 519890, 647210, 906094, 2265235, 3171329, 4530470, 6342658, 15856645, 31713290]

約数ペア:

[(1, 31713290), (2, 15856645), (5, 6342658), (7, 4530470), (10, 3171329), (14, 2265235), (35, 906094), (49, 647210), (61, 519890), (70, 453047), (98, 323605), (122, 259945), (245, 129442), (305, 103978), (427, 74270), (490, 64721), (610, 51989), (854, 37135), (1061, 29890), (2122, 14945), (2135, 14854), (2989, 10610), (4270, 7427), (5305, 5978)]