28972215

素因数分解:

$3^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{677}}^1$

素因数の和:1008

約数の個数: 32

約数和(自身を含む): 51744960

約数和(自身を除く): 22772745

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 317, 677, 951, 1585, 2031, 2853, 3385, 4755, 6093, 8559, 10155, 14265, 18279, 30465, 42795, 91395, 214609, 643827, 1073045, 1931481, 3219135, 5794443, 9657405, 28972215]

約数ペア:

[(1, 28972215), (3, 9657405), (5, 5794443), (9, 3219135), (15, 1931481), (27, 1073045), (45, 643827), (135, 214609), (317, 91395), (677, 42795), (951, 30465), (1585, 18279), (2031, 14265), (2853, 10155), (3385, 8559), (4755, 6093)]