81859986

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{349829}}^1$

素因数の和:349850

約数の個数: 24

約数和(自身を含む): 191007180

約数和(自身を除く): 109147194

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 349829, 699658, 1049487, 2098974, 3148461, 4547777, 6296922, 9095554, 13643331, 27286662, 40929993, 81859986]

約数ペア:

[(1, 81859986), (2, 40929993), (3, 27286662), (6, 13643331), (9, 9095554), (13, 6296922), (18, 4547777), (26, 3148461), (39, 2098974), (78, 1049487), (117, 699658), (234, 349829)]