201338459

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1039}}^1$

素因数の和:1143

約数の個数: 32

約数和(自身を含む): 255590400

約数和(自身を除く): 54251941

約数列:

[1, 7, 19, 31, 47, 133, 217, 329, 589, 893, 1039, 1457, 4123, 6251, 7273, 10199, 19741, 27683, 32209, 48833, 138187, 193781, 225463, 341831, 611971, 927827, 1513823, 4283797, 6494789, 10596761, 28762637, 201338459]

約数ペア:

[(1, 201338459), (7, 28762637), (19, 10596761), (31, 6494789), (47, 4283797), (133, 1513823), (217, 927827), (329, 611971), (589, 341831), (893, 225463), (1039, 193781), (1457, 138187), (4123, 48833), (6251, 32209), (7273, 27683), (10199, 19741)]