331784558

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{3001}}^1$

素因数の和:3212

約数の個数: 32

約数和(自身を含む): 583588800

約数和(自身を除く): 251804242

約数列:

[1, 2, 7, 14, 53, 106, 149, 298, 371, 742, 1043, 2086, 3001, 6002, 7897, 15794, 21007, 42014, 55279, 110558, 159053, 318106, 447149, 894298, 1113371, 2226742, 3130043, 6260086, 23698897, 47397794, 165892279, 331784558]

約数ペア:

[(1, 331784558), (2, 165892279), (7, 47397794), (14, 23698897), (53, 6260086), (106, 3130043), (149, 2226742), (298, 1113371), (371, 894298), (742, 447149), (1043, 318106), (2086, 159053), (3001, 110558), (6002, 55279), (7897, 42014), (15794, 21007)]