128072735

素因数分解:

$5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{44087}}^1$

素因数の和:44182

約数の個数: 16

約数和(自身を含む): 177762816

約数和(自身を除く): 49690081

約数列:

[1, 5, 7, 35, 83, 415, 581, 2905, 44087, 220435, 308609, 1543045, 3659221, 18296105, 25614547, 128072735]

約数ペア:

[(1, 128072735), (5, 25614547), (7, 18296105), (35, 3659221), (83, 1543045), (415, 308609), (581, 220435), (2905, 44087)]