338862489

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{53609}}^1$

素因数の和:53669

約数の個数: 24

約数和(自身を含む): 537815520

約数和(自身を除く): 198953031

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 6321, 53609, 160827, 375263, 1125789, 2305187, 2626841, 6915561, 7880523, 16136309, 48408927, 112954163, 338862489]

約数ペア:

[(1, 338862489), (3, 112954163), (7, 48408927), (21, 16136309), (43, 7880523), (49, 6915561), (129, 2626841), (147, 2305187), (301, 1125789), (903, 375263), (2107, 160827), (6321, 53609)]