40213901

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{239}}^1$

素因数の和:345

約数の個数: 24

約数和(自身を含む): 50883840

約数和(自身を除く): 10669939

約数列:

[1, 7, 13, 43, 91, 239, 301, 559, 1673, 1849, 3107, 3913, 10277, 12943, 21749, 24037, 71939, 133601, 168259, 441911, 935207, 3093377, 5744843, 40213901]

約数ペア:

[(1, 40213901), (7, 5744843), (13, 3093377), (43, 935207), (91, 441911), (239, 168259), (301, 133601), (559, 71939), (1673, 24037), (1849, 21749), (3107, 12943), (3913, 10277)]