137974690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{281581}}^1$

素因数の和:281602

約数の個数: 24

約数和(自身を含む): 288903132

約数和(自身を除く): 150928442

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 281581, 563162, 1407905, 1971067, 2815810, 3942134, 9855335, 13797469, 19710670, 27594938, 68987345, 137974690]

約数ペア:

[(1, 137974690), (2, 68987345), (5, 27594938), (7, 19710670), (10, 13797469), (14, 9855335), (35, 3942134), (49, 2815810), (70, 1971067), (98, 1407905), (245, 563162), (490, 281581)]