238807009

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{7877}}^1$

素因数の和:8016

約数の個数: 16

約数和(自身を含む): 281339136

約数和(自身を除く): 42532127

約数列:

[1, 7, 61, 71, 427, 497, 4331, 7877, 30317, 55139, 480497, 559267, 3363479, 3914869, 34115287, 238807009]

約数ペア:

[(1, 238807009), (7, 34115287), (61, 3914869), (71, 3363479), (427, 559267), (497, 480497), (4331, 55139), (7877, 30317)]