51791103

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:333

約数の個数: 64

約数和(自身を含む): 95800320

約数和(自身を除く): 44009217

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 107, 117, 189, 197, 273, 321, 351, 591, 749, 819, 963, 1379, 1391, 1773, 2247, 2457, 2561, 2889, 4137, 4173, 5319, 6741, 7683, 9737, 12411, 12519, 17927, 20223, 21079, 23049, 29211, 37233, 37557, 53781, 63237, 69147, 87633, 147553, 161343, 189711, 262899, 274027, 442659, 484029, 569133, 822081, 1327977, 1918189, 2466243, 3983931, 5754567, 7398729, 17263701, 51791103]

約数ペア:

[(1, 51791103), (3, 17263701), (7, 7398729), (9, 5754567), (13, 3983931), (21, 2466243), (27, 1918189), (39, 1327977), (63, 822081), (91, 569133), (107, 484029), (117, 442659), (189, 274027), (197, 262899), (273, 189711), (321, 161343), (351, 147553), (591, 87633), (749, 69147), (819, 63237), (963, 53781), (1379, 37557), (1391, 37233), (1773, 29211), (2247, 23049), (2457, 21079), (2561, 20223), (2889, 17927), (4137, 12519), (4173, 12411), (5319, 9737), (6741, 7683)]