99917945

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{7607}}^1$

素因数の和:7720

約数の個数: 16

約数和(自身を含む): 124892928

約数和(自身を除く): 24974983

約数列:

[1, 5, 37, 71, 185, 355, 2627, 7607, 13135, 38035, 281459, 540097, 1407295, 2700485, 19983589, 99917945]

約数ペア:

[(1, 99917945), (5, 19983589), (37, 2700485), (71, 1407295), (185, 540097), (355, 281459), (2627, 38035), (7607, 13135)]