86970247

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{136531}}^1$

素因数の和:136558

約数の個数: 12

約数和(自身を含む): 108952536

約数和(自身を除く): 21982289

約数列:

[1, 7, 13, 49, 91, 637, 136531, 955717, 1774903, 6690019, 12424321, 86970247]

約数ペア:

[(1, 86970247), (7, 12424321), (13, 6690019), (49, 1774903), (91, 955717), (637, 136531)]