28388337

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{9397}}^1$

素因数の和:9472

約数の個数: 16

約数和(自身を含む): 40599360

約数和(自身を除く): 12211023

約数列:

[1, 3, 19, 53, 57, 159, 1007, 3021, 9397, 28191, 178543, 498041, 535629, 1494123, 9462779, 28388337]

約数ペア:

[(1, 28388337), (3, 9462779), (19, 1494123), (53, 535629), (57, 498041), (159, 178543), (1007, 28191), (3021, 9397)]