72139903

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1907}}^1$

素因数の和:2118

約数の個数: 16

約数和(自身を含む): 83341440

約数和(自身を除く): 11201537

約数列:

[1, 11, 19, 181, 209, 1907, 1991, 3439, 20977, 36233, 37829, 345167, 398563, 3796837, 6558173, 72139903]

約数ペア:

[(1, 72139903), (11, 6558173), (19, 3796837), (181, 398563), (209, 345167), (1907, 37829), (1991, 36233), (3439, 20977)]