57981357

素因数分解:

$3^2\times 7^2\times {\mathrm{131477}}^1$

素因数の和:131497

約数の個数: 18

約数和(自身を含む): 97425198

約数和(自身を除く): 39443841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 131477, 394431, 920339, 1183293, 2761017, 6442373, 8283051, 19327119, 57981357]

約数ペア:

[(1, 57981357), (3, 19327119), (7, 8283051), (9, 6442373), (21, 2761017), (49, 1183293), (63, 920339), (147, 394431), (441, 131477)]