199638421

素因数分解:

${\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{449}}^1$

素因数の和:744

約数の個数: 16

約数和(自身を含む): 209919600

約数和(自身を除く): 10281179

約数列:

[1, 37, 61, 197, 449, 2257, 7289, 12017, 16613, 27389, 88453, 444629, 1013393, 3272761, 5395633, 199638421]

約数ペア:

[(1, 199638421), (37, 5395633), (61, 3272761), (197, 1013393), (449, 444629), (2257, 88453), (7289, 27389), (12017, 16613)]