128538688615

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{28027}}^1\times {\mathrm{12919}}^1$

素因数の和:41022

約数の個数: 16

約数和(自身を含む): 156436600320

約数和(自身を除く): 27897911705

約数列:

[1, 5, 71, 355, 12919, 28027, 64595, 140135, 917249, 1989917, 4586245, 9949585, 362080813, 1810404065, 25707737723, 128538688615]

約数ペア:

[(1, 128538688615), (5, 25707737723), (71, 1810404065), (355, 362080813), (12919, 9949585), (28027, 4586245), (64595, 1989917), (140135, 917249)]