256487554

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1091}}^1$

素因数の和:1242

約数の個数: 32

約数和(自身を含む): 409473792

約数和(自身を除く): 152986238

約数列:

[1, 2, 41, 47, 61, 82, 94, 122, 1091, 1927, 2182, 2501, 2867, 3854, 5002, 5734, 44731, 51277, 66551, 89462, 102554, 117547, 133102, 235094, 2102357, 2728591, 3127897, 4204714, 5457182, 6255794, 128243777, 256487554]

約数ペア:

[(1, 256487554), (2, 128243777), (41, 6255794), (47, 5457182), (61, 4204714), (82, 3127897), (94, 2728591), (122, 2102357), (1091, 235094), (1927, 133102), (2182, 117547), (2501, 102554), (2867, 89462), (3854, 66551), (5002, 51277), (5734, 44731)]