131026644

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{519947}}^1$

素因数の和:519964

約数の個数: 36

約数和(自身を含む): 378522144

約数和(自身を除く): 247495500

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 519947, 1039894, 1559841, 2079788, 3119682, 3639629, 4679523, 6239364, 7279258, 9359046, 10918887, 14558516, 18718092, 21837774, 32756661, 43675548, 65513322, 131026644]

約数ペア:

[(1, 131026644), (2, 65513322), (3, 43675548), (4, 32756661), (6, 21837774), (7, 18718092), (9, 14558516), (12, 10918887), (14, 9359046), (18, 7279258), (21, 6239364), (28, 4679523), (36, 3639629), (42, 3119682), (63, 2079788), (84, 1559841), (126, 1039894), (252, 519947)]