31183386

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{399787}}^1$

素因数の和:399805

約数の個数: 16

約数和(自身を含む): 67164384

約数和(自身を除く): 35980998

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 399787, 799574, 1199361, 2398722, 5197231, 10394462, 15591693, 31183386]

約数ペア:

[(1, 31183386), (2, 15591693), (3, 10394462), (6, 5197231), (13, 2398722), (26, 1199361), (39, 799574), (78, 399787)]