72390031

素因数分解:

$7^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:694

約数の個数: 16

約数和(自身を含む): 83929600

約数和(自身を除く): 11539569

約数列:

[1, 7, 157, 199, 331, 1099, 1393, 2317, 31243, 51967, 65869, 218701, 363769, 461083, 10341433, 72390031]

約数ペア:

[(1, 72390031), (7, 10341433), (157, 461083), (199, 363769), (331, 218701), (1099, 65869), (1393, 51967), (2317, 31243)]