420541442

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{24799}}^1$

素因数の和:25001

約数の個数: 16

約数和(自身を含む): 645792000

約数和(自身を除く): 225250558

約数列:

[1, 2, 61, 122, 139, 278, 8479, 16958, 24799, 49598, 1512739, 3025478, 3447061, 6894122, 210270721, 420541442]

約数ペア:

[(1, 420541442), (2, 210270721), (61, 6894122), (122, 3447061), (139, 3025478), (278, 1512739), (8479, 49598), (16958, 24799)]