13218262057

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{695003}}^1$

素因数の和:695053

約数の個数: 32

約数和(自身を含む): 18681707520

約数和(自身を除く): 5463445463

約数列:

[1, 7, 11, 13, 19, 77, 91, 133, 143, 209, 247, 1001, 1463, 1729, 2717, 19019, 695003, 4865021, 7645033, 9035039, 13205057, 53515231, 63245273, 92435399, 99385429, 145255627, 171665741, 695698003, 1016789389, 1201660187, 1888323151, 13218262057]

約数ペア:

[(1, 13218262057), (7, 1888323151), (11, 1201660187), (13, 1016789389), (19, 695698003), (77, 171665741), (91, 145255627), (133, 99385429), (143, 92435399), (209, 63245273), (247, 53515231), (1001, 13205057), (1463, 9035039), (1729, 7645033), (2717, 4865021), (19019, 695003)]