27290770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{209929}}^1$

素因数の和:209949

約数の個数: 16

約数和(自身を含む): 52902360

約数和(自身を除く): 25611590

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 209929, 419858, 1049645, 2099290, 2729077, 5458154, 13645385, 27290770]

約数ペア:

[(1, 27290770), (2, 13645385), (5, 5458154), (10, 2729077), (13, 2099290), (26, 1049645), (65, 419858), (130, 209929)]