827307621

素因数分解:

$3^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{21563}}^1$

素因数の和:21615

約数の個数: 48

約数和(自身を含む): 1474977600

約数和(自身を除く): 647669979

約数列:

[1, 3, 7, 9, 21, 27, 29, 49, 63, 87, 147, 189, 203, 261, 441, 609, 783, 1323, 1421, 1827, 4263, 5481, 12789, 21563, 38367, 64689, 150941, 194067, 452823, 582201, 625327, 1056587, 1358469, 1875981, 3169761, 4075407, 4377289, 5627943, 9509283, 13131867, 16883829, 28527849, 30641023, 39395601, 91923069, 118186803, 275769207, 827307621]

約数ペア:

[(1, 827307621), (3, 275769207), (7, 118186803), (9, 91923069), (21, 39395601), (27, 30641023), (29, 28527849), (49, 16883829), (63, 13131867), (87, 9509283), (147, 5627943), (189, 4377289), (203, 4075407), (261, 3169761), (441, 1875981), (609, 1358469), (783, 1056587), (1323, 625327), (1421, 582201), (1827, 452823), (4263, 194067), (5481, 150941), (12789, 64689), (21563, 38367)]