51998653

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 68618880

約数和(自身を除く): 16620227

約数列:

[1, 7, 23, 29, 37, 43, 49, 161, 203, 259, 301, 667, 851, 989, 1073, 1127, 1247, 1421, 1591, 1813, 2107, 4669, 5957, 6923, 7511, 8729, 11137, 24679, 28681, 32683, 36593, 41699, 46139, 48461, 52577, 61103, 77959, 172753, 200767, 256151, 322973, 1061197, 1209271, 1405369, 1793057, 2260811, 7428379, 51998653]

約数ペア:

[(1, 51998653), (7, 7428379), (23, 2260811), (29, 1793057), (37, 1405369), (43, 1209271), (49, 1061197), (161, 322973), (203, 256151), (259, 200767), (301, 172753), (667, 77959), (851, 61103), (989, 52577), (1073, 48461), (1127, 46139), (1247, 41699), (1421, 36593), (1591, 32683), (1813, 28681), (2107, 24679), (4669, 11137), (5957, 8729), (6923, 7511)]