1388336769

素因数分解:

$3^2\times {\mathrm{71}}^3\times {\mathrm{431}}^1$

素因数の和:650

約数の個数: 24

約数和(自身を含む): 2038742784

約数和(自身を除く): 650406015

約数列:

[1, 3, 9, 71, 213, 431, 639, 1293, 3879, 5041, 15123, 30601, 45369, 91803, 275409, 357911, 1073733, 2172671, 3221199, 6518013, 19554039, 154259641, 462778923, 1388336769]

約数ペア:

[(1, 1388336769), (3, 462778923), (9, 154259641), (71, 19554039), (213, 6518013), (431, 3221199), (639, 2172671), (1293, 1073733), (3879, 357911), (5041, 275409), (15123, 91803), (30601, 45369)]