140890631

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{467}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 169019136

約数和(自身を除く): 28128505

約数列:

[1, 7, 47, 49, 131, 329, 467, 917, 2303, 3269, 6157, 6419, 21949, 22883, 43099, 61177, 153643, 301693, 428239, 1075501, 2875319, 2997673, 20127233, 140890631]

約数ペア:

[(1, 140890631), (7, 20127233), (47, 2997673), (49, 2875319), (131, 1075501), (329, 428239), (467, 301693), (917, 153643), (2303, 61177), (3269, 43099), (6157, 22883), (6419, 21949)]