258795033

素因数分解:

$3^1\times 7^1\times {\mathrm{2131}}^1\times {\mathrm{5783}}^1$

素因数の和:7924

約数の個数: 16

約数和(自身を含む): 394607616

約数和(自身を除く): 135812583

約数列:

[1, 3, 7, 21, 2131, 5783, 6393, 14917, 17349, 40481, 44751, 121443, 12323573, 36970719, 86265011, 258795033]

約数ペア:

[(1, 258795033), (3, 86265011), (7, 36970719), (21, 12323573), (2131, 121443), (5783, 44751), (6393, 40481), (14917, 17349)]