258907906

素因数分解:

$2^1\times {\mathrm{223}}^1\times {\mathrm{613}}^1\times {\mathrm{947}}^1$

素因数の和:1785

約数の個数: 16

約数和(自身を含む): 391152384

約数和(自身を除く): 132244478

約数列:

[1, 2, 223, 446, 613, 947, 1226, 1894, 136699, 211181, 273398, 422362, 580511, 1161022, 129453953, 258907906]

約数ペア:

[(1, 258907906), (2, 129453953), (223, 1161022), (446, 580511), (613, 422362), (947, 273398), (1226, 211181), (1894, 136699)]