51142130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{393401}}^1$

素因数の和:393421

約数の個数: 16

約数和(自身を含む): 99137304

約数和(自身を除く): 47995174

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 393401, 786802, 1967005, 3934010, 5114213, 10228426, 25571065, 51142130]

約数ペア:

[(1, 51142130), (2, 25571065), (5, 10228426), (10, 5114213), (13, 3934010), (26, 1967005), (65, 786802), (130, 393401)]