257587165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{42967}}^1$

素因数の和:43092

約数の個数: 16

約数和(自身を含む): 340306560

約数和(自身を除く): 82719395

約数列:

[1, 5, 11, 55, 109, 545, 1199, 5995, 42967, 214835, 472637, 2363185, 4683403, 23417015, 51517433, 257587165]

約数ペア:

[(1, 257587165), (5, 51517433), (11, 23417015), (55, 4683403), (109, 2363185), (545, 472637), (1199, 214835), (5995, 42967)]