27716521

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:504

約数の個数: 16

約数和(自身を含む): 32313600

約数和(自身を除く): 4597079

約数列:

[1, 7, 101, 197, 199, 707, 1379, 1393, 19897, 20099, 39203, 139279, 140693, 274421, 3959503, 27716521]

約数ペア:

[(1, 27716521), (7, 3959503), (101, 274421), (197, 140693), (199, 139279), (707, 39203), (1379, 20099), (1393, 19897)]