245730891

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{403499}}^1$

素因数の和:403538

約数の個数: 16

約数和(自身を含む): 387360000

約数和(自身を除く): 141629109

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 403499, 1210497, 2824493, 8473479, 11701471, 35104413, 81910297, 245730891]

約数ペア:

[(1, 245730891), (3, 81910297), (7, 35104413), (21, 11701471), (29, 8473479), (87, 2824493), (203, 1210497), (609, 403499)]