680389619

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1\times {\mathrm{743}}^1$

素因数の和:1139

約数の個数: 32

約数和(自身を含む): 869944320

約数和(自身を除く): 189554701

約数列:

[1, 7, 13, 29, 91, 203, 347, 377, 743, 2429, 2639, 4511, 5201, 9659, 10063, 21547, 31577, 67613, 70441, 130819, 150829, 257821, 280111, 915733, 1804747, 1960777, 3351673, 7476809, 23461711, 52337663, 97198517, 680389619]

約数ペア:

[(1, 680389619), (7, 97198517), (13, 52337663), (29, 23461711), (91, 7476809), (203, 3351673), (347, 1960777), (377, 1804747), (743, 915733), (2429, 280111), (2639, 257821), (4511, 150829), (5201, 130819), (9659, 70441), (10063, 67613), (21547, 31577)]