64431874

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{66977}}^1$

素因数の和:67029

約数の個数: 16

約数和(自身を含む): 106896888

約数和(自身を除く): 42465014

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 66977, 133954, 870701, 1741402, 2478149, 4956298, 32215937, 64431874]

約数ペア:

[(1, 64431874), (2, 32215937), (13, 4956298), (26, 2478149), (37, 1741402), (74, 870701), (481, 133954), (962, 66977)]