538398427

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{3541}}^1$

素因数の和:3691

約数の個数: 24

約数和(自身を含む): 654136560

約数和(自身を除く): 115738133

約数列:

[1, 7, 29, 49, 107, 203, 749, 1421, 3103, 3541, 5243, 21721, 24787, 102689, 152047, 173509, 378887, 718823, 2652209, 5031761, 10987723, 18565463, 76914061, 538398427]

約数ペア:

[(1, 538398427), (7, 76914061), (29, 18565463), (49, 10987723), (107, 5031761), (203, 2652209), (749, 718823), (1421, 378887), (3103, 173509), (3541, 152047), (5243, 102689), (21721, 24787)]