215467812

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{855031}}^1$

素因数の和:855048

約数の個数: 36

約数和(自身を含む): 622463296

約数和(自身を除く): 406995484

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 855031, 1710062, 2565093, 3420124, 5130186, 5985217, 7695279, 10260372, 11970434, 15390558, 17955651, 23940868, 30781116, 35911302, 53866953, 71822604, 107733906, 215467812]

約数ペア:

[(1, 215467812), (2, 107733906), (3, 71822604), (4, 53866953), (6, 35911302), (7, 30781116), (9, 23940868), (12, 17955651), (14, 15390558), (18, 11970434), (21, 10260372), (28, 7695279), (36, 5985217), (42, 5130186), (63, 3420124), (84, 2565093), (126, 1710062), (252, 855031)]