40392821

素因数分解:

$7^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1\times {\mathrm{271}}^1$

素因数の和:584

約数の個数: 16

約数和(自身を含む): 47001600

約数和(自身を除く): 6608779

約数列:

[1, 7, 107, 199, 271, 749, 1393, 1897, 21293, 28997, 53929, 149051, 202979, 377503, 5770403, 40392821]

約数ペア:

[(1, 40392821), (7, 5770403), (107, 377503), (199, 202979), (271, 149051), (749, 53929), (1393, 28997), (1897, 21293)]