254127506

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{128477}}^1$

素因数の和:128545

約数の個数: 16

約数和(自身を含む): 407018304

約数和(自身を除く): 152890798

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 128477, 256954, 2954971, 5524511, 5909942, 11049022, 127063753, 254127506]

約数ペア:

[(1, 254127506), (2, 127063753), (23, 11049022), (43, 5909942), (46, 5524511), (86, 2954971), (989, 256954), (1978, 128477)]