28104183

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{5903}}^1$

素因数の和:5955

約数の個数: 18

約数和(自身を含む): 42443856

約数和(自身を除く): 14339673

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4761, 5903, 17709, 53127, 135769, 407307, 1221921, 3122687, 9368061, 28104183]

約数ペア:

[(1, 28104183), (3, 9368061), (9, 3122687), (23, 1221921), (69, 407307), (207, 135769), (529, 53127), (1587, 17709), (4761, 5903)]