211142787

素因数分解:

$3^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{6473}}^1$

素因数の和:6690

約数の個数: 16

約数和(自身を含む): 287134848

約数和(自身を除く): 75992061

約数列:

[1, 3, 83, 131, 249, 393, 6473, 10873, 19419, 32619, 537259, 847963, 1611777, 2543889, 70380929, 211142787]

約数ペア:

[(1, 211142787), (3, 70380929), (83, 2543889), (131, 1611777), (249, 847963), (393, 537259), (6473, 32619), (10873, 19419)]