200407991

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{215261}}^1$

素因数の和:215294

約数の個数: 12

約数和(自身を含む): 245398680

約数和(自身を除く): 44990689

約数列:

[1, 7, 19, 49, 133, 931, 215261, 1506827, 4089959, 10547789, 28629713, 200407991]

約数ペア:

[(1, 200407991), (7, 28629713), (19, 10547789), (49, 4089959), (133, 1506827), (931, 215261)]