217691639

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{3863}}^1$

素因数の和:4030

約数の個数: 16

約数和(自身を含む): 244823040

約数和(自身を除く): 27131401

約数列:

[1, 11, 47, 109, 517, 1199, 3863, 5123, 42493, 56353, 181561, 421067, 1997171, 4631737, 19790149, 217691639]

約数ペア:

[(1, 217691639), (11, 19790149), (47, 4631737), (109, 1997171), (517, 421067), (1199, 181561), (3863, 56353), (5123, 42493)]