208041021

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{1789}}^1$

素因数の和:1930

約数の個数: 32

約数和(自身を含む): 317904000

約数和(自身を除く): 109862979

約数列:

[1, 3, 9, 27, 59, 73, 177, 219, 531, 657, 1593, 1789, 1971, 4307, 5367, 12921, 16101, 38763, 48303, 105551, 116289, 130597, 316653, 391791, 949959, 1175373, 2849877, 3526119, 7705223, 23115669, 69347007, 208041021]

約数ペア:

[(1, 208041021), (3, 69347007), (9, 23115669), (27, 7705223), (59, 3526119), (73, 2849877), (177, 1175373), (219, 949959), (531, 391791), (657, 316653), (1593, 130597), (1789, 116289), (1971, 105551), (4307, 48303), (5367, 38763), (12921, 16101)]