12736952945

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1\times {\mathrm{431}}^1$

素因数の和:1097

約数の個数: 32

約数和(自身を含む): 15619806720

約数和(自身を除く): 2882853775

約数列:

[1, 5, 101, 139, 421, 431, 505, 695, 2105, 2155, 14039, 42521, 43531, 58519, 59909, 70195, 181451, 212605, 217655, 292595, 299545, 907255, 5910419, 6050809, 18326551, 25221689, 29552095, 30254045, 91632755, 126108445, 2547390589, 12736952945]

約数ペア:

[(1, 12736952945), (5, 2547390589), (101, 126108445), (139, 91632755), (421, 30254045), (431, 29552095), (505, 25221689), (695, 18326551), (2105, 6050809), (2155, 5910419), (14039, 907255), (42521, 299545), (43531, 292595), (58519, 217655), (59909, 212605), (70195, 181451)]