31664290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{64621}}^1$

素因数の和:64642

約数の個数: 24

約数和(自身を含む): 66302172

約数和(自身を除く): 34637882

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 64621, 129242, 323105, 452347, 646210, 904694, 2261735, 3166429, 4523470, 6332858, 15832145, 31664290]

約数ペア:

[(1, 31664290), (2, 15832145), (5, 6332858), (7, 4523470), (10, 3166429), (14, 2261735), (35, 904694), (49, 646210), (70, 452347), (98, 323105), (245, 129242), (490, 64621)]