255219734

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{21523}}^1$

素因数の和:21561

約数の個数: 36

約数和(自身を含む): 489520332

約数和(自身を除く): 234300598

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 121, 154, 242, 539, 847, 1078, 1694, 5929, 11858, 21523, 43046, 150661, 236753, 301322, 473506, 1054627, 1657271, 2109254, 2604283, 3314542, 5208566, 11600897, 18229981, 23201794, 36459962, 127609867, 255219734]

約数ペア:

[(1, 255219734), (2, 127609867), (7, 36459962), (11, 23201794), (14, 18229981), (22, 11600897), (49, 5208566), (77, 3314542), (98, 2604283), (121, 2109254), (154, 1657271), (242, 1054627), (539, 473506), (847, 301322), (1078, 236753), (1694, 150661), (5929, 43046), (11858, 21523)]