15804906205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{734941}}^1$

素因数の和:734997

約数の個数: 32

約数和(自身を含む): 22859635968

約数和(自身を除く): 7054729763

約数列:

[1, 5, 11, 17, 23, 55, 85, 115, 187, 253, 391, 935, 1265, 1955, 4301, 21505, 734941, 3674705, 8084351, 12493997, 16903643, 40421755, 62469985, 84518215, 137433967, 185940073, 287361931, 687169835, 929700365, 1436809655, 3160981241, 15804906205]

約数ペア:

[(1, 15804906205), (5, 3160981241), (11, 1436809655), (17, 929700365), (23, 687169835), (55, 287361931), (85, 185940073), (115, 137433967), (187, 84518215), (253, 62469985), (391, 40421755), (935, 16903643), (1265, 12493997), (1955, 8084351), (4301, 3674705), (21505, 734941)]