213440570

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{435593}}^1$

素因数の和:435614

約数の個数: 24

約数和(自身を含む): 446919444

約数和(自身を除く): 233478874

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 435593, 871186, 2177965, 3049151, 4355930, 6098302, 15245755, 21344057, 30491510, 42688114, 106720285, 213440570]

約数ペア:

[(1, 213440570), (2, 106720285), (5, 42688114), (7, 30491510), (10, 21344057), (14, 15245755), (35, 6098302), (49, 4355930), (70, 3049151), (98, 2177965), (245, 871186), (490, 435593)]