2149955997

素因数分解:

$3^1\times 7^2\times {\mathrm{313}}^1\times {\mathrm{46727}}^1$

素因数の和:47057

約数の個数: 24

約数和(自身を含む): 3345350976

約数和(自身を除く): 1195394979

約数列:

[1, 3, 7, 21, 49, 147, 313, 939, 2191, 6573, 15337, 46011, 46727, 140181, 327089, 981267, 2289623, 6868869, 14625551, 43876653, 102378857, 307136571, 716651999, 2149955997]

約数ペア:

[(1, 2149955997), (3, 716651999), (7, 307136571), (21, 102378857), (49, 43876653), (147, 14625551), (313, 6868869), (939, 2289623), (2191, 981267), (6573, 327089), (15337, 140181), (46011, 46727)]