66935470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{136603}}^1$

素因数の和:136624

約数の個数: 24

約数和(自身を含む): 140155704

約数和(自身を除く): 73220234

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 136603, 273206, 683015, 956221, 1366030, 1912442, 4781105, 6693547, 9562210, 13387094, 33467735, 66935470]

約数ペア:

[(1, 66935470), (2, 33467735), (5, 13387094), (7, 9562210), (10, 6693547), (14, 4781105), (35, 1912442), (49, 1366030), (70, 956221), (98, 683015), (245, 273206), (490, 136603)]