128230376

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{126211}}^1$

素因数の和:126344

約数の個数: 16

約数和(自身を含む): 242327040

約数和(自身を除く): 114096664

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 126211, 252422, 504844, 1009688, 16028797, 32057594, 64115188, 128230376]

約数ペア:

[(1, 128230376), (2, 64115188), (4, 32057594), (8, 16028797), (127, 1009688), (254, 504844), (508, 252422), (1016, 126211)]