256579774

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{509}}^1\times {\mathrm{2083}}^1$

素因数の和:2616

約数の個数: 24

約数和(自身を含む): 424073160

約数和(自身を除く): 167493386

約数列:

[1, 2, 11, 22, 121, 242, 509, 1018, 2083, 4166, 5599, 11198, 22913, 45826, 61589, 123178, 252043, 504086, 1060247, 2120494, 11662717, 23325434, 128289887, 256579774]

約数ペア:

[(1, 256579774), (2, 128289887), (11, 23325434), (22, 11662717), (121, 2120494), (242, 1060247), (509, 504086), (1018, 252043), (2083, 123178), (4166, 61589), (5599, 45826), (11198, 22913)]