256909621

素因数分解:

${\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{6529}}^1$

素因数の和:6676

約数の個数: 12

約数和(自身を含む): 273672300

約数和(自身を除く): 16762679

約数列:

[1, 19, 109, 361, 2071, 6529, 39349, 124051, 711661, 2356969, 13521559, 256909621]

約数ペア:

[(1, 256909621), (19, 13521559), (109, 2356969), (361, 711661), (2071, 124051), (6529, 39349)]