289263037

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{6577}}^1$

素因数の和:6748

約数の個数: 16

約数和(自身を含む): 339319552

約数和(自身を除く): 50056515

約数列:

[1, 7, 61, 103, 427, 721, 6283, 6577, 43981, 46039, 401197, 677431, 2808379, 4742017, 41323291, 289263037]

約数ペア:

[(1, 289263037), (7, 41323291), (61, 4742017), (103, 2808379), (427, 677431), (721, 401197), (6283, 46039), (6577, 43981)]