257054834

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{1039}}^1\times {\mathrm{1201}}^1$

素因数の和:2345

約数の個数: 16

約数和(自身を含む): 390024960

約数和(自身を除く): 132970126

約数列:

[1, 2, 103, 206, 1039, 1201, 2078, 2402, 107017, 123703, 214034, 247406, 1247839, 2495678, 128527417, 257054834]

約数ペア:

[(1, 257054834), (2, 128527417), (103, 2495678), (206, 1247839), (1039, 247406), (1201, 214034), (2078, 123703), (2402, 107017)]