257367027

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{743}}^1$

素因数の和:927

約数の個数: 32

約数和(自身を含む): 371404800

約数和(自身を除く): 114037773

約数列:

[1, 3, 19, 57, 59, 103, 177, 309, 743, 1121, 1957, 2229, 3363, 5871, 6077, 14117, 18231, 42351, 43837, 76529, 115463, 131511, 229587, 346389, 832903, 1454051, 2498709, 4362153, 4515211, 13545633, 85789009, 257367027]

約数ペア:

[(1, 257367027), (3, 85789009), (19, 13545633), (57, 4515211), (59, 4362153), (103, 2498709), (177, 1454051), (309, 832903), (743, 346389), (1121, 229587), (1957, 131511), (2229, 115463), (3363, 76529), (5871, 43837), (6077, 42351), (14117, 18231)]