7871868

素因数分解:

$2^2\times 3^2\times {\mathrm{449}}^1\times {\mathrm{487}}^1$

素因数の和:946

約数の個数: 36

約数和(自身を含む): 19983600

約数和(自身を除く): 12111732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 449, 487, 898, 974, 1347, 1461, 1796, 1948, 2694, 2922, 4041, 4383, 5388, 5844, 8082, 8766, 16164, 17532, 218663, 437326, 655989, 874652, 1311978, 1967967, 2623956, 3935934, 7871868]

約数ペア:

[(1, 7871868), (2, 3935934), (3, 2623956), (4, 1967967), (6, 1311978), (9, 874652), (12, 655989), (18, 437326), (36, 218663), (449, 17532), (487, 16164), (898, 8766), (974, 8082), (1347, 5844), (1461, 5388), (1796, 4383), (1948, 4041), (2694, 2922)]