2783739

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{653}}^1$

素因数の和:699

約数の個数: 24

約数和(自身を含む): 4473360

約数和(自身を除く): 1689621

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 653, 1421, 1959, 4263, 4571, 13713, 18937, 31997, 56811, 95991, 132559, 397677, 927913, 2783739]

約数ペア:

[(1, 2783739), (3, 927913), (7, 397677), (21, 132559), (29, 95991), (49, 56811), (87, 31997), (147, 18937), (203, 13713), (609, 4571), (653, 4263), (1421, 1959)]