139778866

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1\times {\mathrm{4909}}^1$

素因数の和:5553

約数の個数: 16

約数和(自身を含む): 219182400

約数和(自身を除く): 79403534

約数列:

[1, 2, 23, 46, 619, 1238, 4909, 9818, 14237, 28474, 112907, 225814, 3038671, 6077342, 69889433, 139778866]

約数ペア:

[(1, 139778866), (2, 69889433), (23, 6077342), (46, 3038671), (619, 225814), (1238, 112907), (4909, 28474), (9818, 14237)]