280071

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:84

約数の個数: 32

約数和(自身を含む): 483840

約数和(自身を除く): 203769

約数列:

[1, 3, 9, 11, 23, 27, 33, 41, 69, 99, 123, 207, 253, 297, 369, 451, 621, 759, 943, 1107, 1353, 2277, 2829, 4059, 6831, 8487, 10373, 12177, 25461, 31119, 93357, 280071]

約数ペア:

[(1, 280071), (3, 93357), (9, 31119), (11, 25461), (23, 12177), (27, 10373), (33, 8487), (41, 6831), (69, 4059), (99, 2829), (123, 2277), (207, 1353), (253, 1107), (297, 943), (369, 759), (451, 621)]