8090217

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 12230400

約数和(自身を除く): 4140183

約数列:

[1, 3, 9, 29, 87, 139, 223, 261, 417, 669, 1251, 2007, 4031, 6467, 12093, 19401, 30997, 36279, 58203, 92991, 278973, 898913, 2696739, 8090217]

約数ペア:

[(1, 8090217), (3, 2696739), (9, 898913), (29, 278973), (87, 92991), (139, 58203), (223, 36279), (261, 30997), (417, 19401), (669, 12093), (1251, 6467), (2007, 4031)]