128428634

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{4591}}^1$

素因数の和:4861

約数の個数: 16

約数和(自身を含む): 196390656

約数和(自身を除く): 67962022

約数列:

[1, 2, 71, 142, 197, 394, 4591, 9182, 13987, 27974, 325961, 651922, 904427, 1808854, 64214317, 128428634]

約数ペア:

[(1, 128428634), (2, 64214317), (71, 1808854), (142, 904427), (197, 651922), (394, 325961), (4591, 27974), (9182, 13987)]