9928919

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1$

素因数の和:160

約数の個数: 36

約数和(自身を含む): 13768920

約数和(自身を除く): 3840001

約数列:

[1, 7, 11, 13, 49, 77, 91, 109, 143, 169, 539, 637, 763, 1001, 1183, 1199, 1417, 1859, 5341, 7007, 8281, 8393, 9919, 13013, 15587, 18421, 58751, 69433, 91091, 109109, 128947, 202631, 763763, 902629, 1418417, 9928919]

約数ペア:

[(1, 9928919), (7, 1418417), (11, 902629), (13, 763763), (49, 202631), (77, 128947), (91, 109109), (109, 91091), (143, 69433), (169, 58751), (539, 18421), (637, 15587), (763, 13013), (1001, 9919), (1183, 8393), (1199, 8281), (1417, 7007), (1859, 5341)]