64547758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{443}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 109330560

約数和(自身を除く): 44782802

約数列:

[1, 2, 11, 22, 37, 74, 179, 358, 407, 443, 814, 886, 1969, 3938, 4873, 6623, 9746, 13246, 16391, 32782, 72853, 79297, 145706, 158594, 180301, 360602, 872267, 1744534, 2933989, 5867978, 32273879, 64547758]

約数ペア:

[(1, 64547758), (2, 32273879), (11, 5867978), (22, 2933989), (37, 1744534), (74, 872267), (179, 360602), (358, 180301), (407, 158594), (443, 145706), (814, 79297), (886, 72853), (1969, 32782), (3938, 16391), (4873, 13246), (6623, 9746)]