256278

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{353}}^1$

素因数の和:380

約数の個数: 24

約数和(自身を含む): 564984

約数和(自身を除く): 308706

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 353, 363, 706, 726, 1059, 2118, 3883, 7766, 11649, 23298, 42713, 85426, 128139, 256278]

約数ペア:

[(1, 256278), (2, 128139), (3, 85426), (6, 42713), (11, 23298), (22, 11649), (33, 7766), (66, 3883), (121, 2118), (242, 1059), (353, 726), (363, 706)]