78981588

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{104473}}^1$

素因数の和:104493

約数の個数: 48

約数和(自身を含む): 234021760

約数和(自身を除く): 155040172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 104473, 208946, 313419, 417892, 626838, 731311, 940257, 1253676, 1462622, 1880514, 2193933, 2820771, 2925244, 3761028, 4387866, 5641542, 6581799, 8775732, 11283084, 13163598, 19745397, 26327196, 39490794, 78981588]

約数ペア:

[(1, 78981588), (2, 39490794), (3, 26327196), (4, 19745397), (6, 13163598), (7, 11283084), (9, 8775732), (12, 6581799), (14, 5641542), (18, 4387866), (21, 3761028), (27, 2925244), (28, 2820771), (36, 2193933), (42, 1880514), (54, 1462622), (63, 1253676), (84, 940257), (108, 731311), (126, 626838), (189, 417892), (252, 313419), (378, 208946), (756, 104473)]