138640085

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{557}}^1\times {\mathrm{743}}^1$

素因数の和:1372

約数の個数: 16

約数和(自身を含む): 169382016

約数和(自身を除く): 30741931

約数列:

[1, 5, 67, 335, 557, 743, 2785, 3715, 37319, 49781, 186595, 248905, 413851, 2069255, 27728017, 138640085]

約数ペア:

[(1, 138640085), (5, 27728017), (67, 2069255), (335, 413851), (557, 248905), (743, 186595), (2785, 49781), (3715, 37319)]