203202391

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{23279}}^1$

素因数の和:23358

約数の個数: 16

約数和(自身を含む): 245836800

約数和(自身を除く): 42634409

約数列:

[1, 7, 29, 43, 203, 301, 1247, 8729, 23279, 162953, 675091, 1000997, 4725637, 7006979, 29028913, 203202391]

約数ペア:

[(1, 203202391), (7, 29028913), (29, 7006979), (43, 4725637), (203, 1000997), (301, 675091), (1247, 162953), (8729, 23279)]