78503439

素因数分解:

$3^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 132710400

約数和(自身を除く): 54206961

約数列:

[1, 3, 7, 21, 23, 31, 49, 69, 93, 107, 147, 161, 217, 321, 343, 483, 651, 713, 749, 1029, 1127, 1519, 2139, 2247, 2461, 3317, 3381, 4557, 4991, 5243, 7383, 7889, 9951, 10633, 14973, 15729, 17227, 23219, 23667, 31899, 34937, 36701, 51681, 69657, 76291, 104811, 110103, 120589, 162533, 228873, 244559, 361767, 487599, 534037, 733677, 844123, 1137731, 1602111, 2532369, 3413193, 3738259, 11214777, 26167813, 78503439]

約数ペア:

[(1, 78503439), (3, 26167813), (7, 11214777), (21, 3738259), (23, 3413193), (31, 2532369), (49, 1602111), (69, 1137731), (93, 844123), (107, 733677), (147, 534037), (161, 487599), (217, 361767), (321, 244559), (343, 228873), (483, 162533), (651, 120589), (713, 110103), (749, 104811), (1029, 76291), (1127, 69657), (1519, 51681), (2139, 36701), (2247, 34937), (2461, 31899), (3317, 23667), (3381, 23219), (4557, 17227), (4991, 15729), (5243, 14973), (7383, 10633), (7889, 9951)]