128216051716

素因数分解:

$2^2\times {\mathrm{991}}^1\times {\mathrm{32345119}}^1$

素因数の和:32346114

約数の個数: 12

約数和(自身を含む): 224604513280

約数和(自身を除く): 96388461564

約数列:

[1, 2, 4, 991, 1982, 3964, 32345119, 64690238, 129380476, 32054012929, 64108025858, 128216051716]

約数ペア:

[(1, 128216051716), (2, 64108025858), (4, 32054012929), (991, 129380476), (1982, 64690238), (3964, 32345119)]