128402078

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{223697}}^1$

素因数の和:223747

約数の個数: 16

約数和(自身を含む): 225487584

約数和(自身を除く): 97085506

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 223697, 447394, 1565879, 3131758, 9171577, 18343154, 64201039, 128402078]

約数ペア:

[(1, 128402078), (2, 64201039), (7, 18343154), (14, 9171577), (41, 3131758), (82, 1565879), (287, 447394), (574, 223697)]