427540221

素因数分解:

$3^3\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{1783}}^1$

素因数の和:1982

約数の個数: 32

約数和(自身を含む): 647377920

約数和(自身を除く): 219837699

約数列:

[1, 3, 9, 27, 83, 107, 249, 321, 747, 963, 1783, 2241, 2889, 5349, 8881, 16047, 26643, 48141, 79929, 147989, 190781, 239787, 443967, 572343, 1331901, 1717029, 3995703, 5151087, 15834823, 47504469, 142513407, 427540221]

約数ペア:

[(1, 427540221), (3, 142513407), (9, 47504469), (27, 15834823), (83, 5151087), (107, 3995703), (249, 1717029), (321, 1331901), (747, 572343), (963, 443967), (1783, 239787), (2241, 190781), (2889, 147989), (5349, 79929), (8881, 48141), (16047, 26643)]