289033353

素因数分解:

$3^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6983}}^1$

素因数の和:7075

約数の個数: 40

約数和(自身を含む): 500277888

約数和(自身を除く): 211244535

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 81, 189, 219, 511, 567, 657, 1533, 1971, 4599, 5913, 6983, 13797, 20949, 41391, 48881, 62847, 146643, 188541, 439929, 509759, 565623, 1319787, 1529277, 3568313, 3959361, 4587831, 10704939, 13763493, 32114817, 41290479, 96344451, 289033353]

約数ペア:

[(1, 289033353), (3, 96344451), (7, 41290479), (9, 32114817), (21, 13763493), (27, 10704939), (63, 4587831), (73, 3959361), (81, 3568313), (189, 1529277), (219, 1319787), (511, 565623), (567, 509759), (657, 439929), (1533, 188541), (1971, 146643), (4599, 62847), (5913, 48881), (6983, 41391), (13797, 20949)]