256220943

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3793}}^1$

素因数の和:3919

約数の個数: 32

約数和(自身を含む): 393361920

約数和(自身を除く): 137140977

約数列:

[1, 3, 11, 23, 33, 69, 89, 253, 267, 759, 979, 2047, 2937, 3793, 6141, 11379, 22517, 41723, 67551, 87239, 125169, 261717, 337577, 959629, 1012731, 2878887, 3713347, 7764271, 11140041, 23292813, 85406981, 256220943]

約数ペア:

[(1, 256220943), (3, 85406981), (11, 23292813), (23, 11140041), (33, 7764271), (69, 3713347), (89, 2878887), (253, 1012731), (267, 959629), (759, 337577), (979, 261717), (2047, 125169), (2937, 87239), (3793, 67551), (6141, 41723), (11379, 22517)]