42903007

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1621}}^1$

素因数の和:1846

約数の個数: 16

約数和(自身を含む): 51904000

約数和(自身を除く): 9000993

約数列:

[1, 7, 19, 133, 199, 1393, 1621, 3781, 11347, 26467, 30799, 215593, 322579, 2258053, 6129001, 42903007]

約数ペア:

[(1, 42903007), (7, 6129001), (19, 2258053), (133, 322579), (199, 215593), (1393, 30799), (1621, 26467), (3781, 11347)]