81629805

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{102679}}^1$

素因数の和:102740

約数の個数: 16

約数和(自身を含む): 133073280

約数和(自身を除く): 51443475

約数列:

[1, 3, 5, 15, 53, 159, 265, 795, 102679, 308037, 513395, 1540185, 5441987, 16325961, 27209935, 81629805]

約数ペア:

[(1, 81629805), (3, 27209935), (5, 16325961), (15, 5441987), (53, 1540185), (159, 513395), (265, 308037), (795, 102679)]