211290107

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{60733}}^1$

素因数の和:60818

約数の個数: 12

約数和(自身を含む): 249252336

約数和(自身を除く): 37962229

約数列:

[1, 7, 49, 71, 497, 3479, 60733, 425131, 2975917, 4312043, 30184301, 211290107]

約数ペア:

[(1, 211290107), (7, 30184301), (49, 4312043), (71, 2975917), (497, 425131), (3479, 60733)]