257002108

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{82267}}^1$

素因数の和:82353

約数の個数: 24

約数和(自身を含む): 497556864

約数和(自身を除く): 240554756

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 82267, 164534, 329068, 904937, 1809874, 3619748, 5840957, 11681914, 23363828, 64250527, 128501054, 257002108]

約数ペア:

[(1, 257002108), (2, 128501054), (4, 64250527), (11, 23363828), (22, 11681914), (44, 5840957), (71, 3619748), (142, 1809874), (284, 904937), (781, 329068), (1562, 164534), (3124, 82267)]