157438974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{340777}}^1$

素因数の和:340800

約数の個数: 32

約数和(自身を含む): 392576256

約数和(自身を除く): 235137282

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 340777, 681554, 1022331, 2044662, 2385439, 3748547, 4770878, 7156317, 7497094, 11245641, 14312634, 22491282, 26239829, 52479658, 78719487, 157438974]

約数ペア:

[(1, 157438974), (2, 78719487), (3, 52479658), (6, 26239829), (7, 22491282), (11, 14312634), (14, 11245641), (21, 7497094), (22, 7156317), (33, 4770878), (42, 3748547), (66, 2385439), (77, 2044662), (154, 1022331), (231, 681554), (462, 340777)]