129401584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{622123}}^1$

素因数の和:622144

約数の個数: 20

約数和(自身を含む): 270001816

約数和(自身を除く): 140600232

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 622123, 1244246, 2488492, 4976984, 8087599, 9953968, 16175198, 32350396, 64700792, 129401584]

約数ペア:

[(1, 129401584), (2, 64700792), (4, 32350396), (8, 16175198), (13, 9953968), (16, 8087599), (26, 4976984), (52, 2488492), (104, 1244246), (208, 622123)]