28691631

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{3677}}^1$

素因数の和:3720

約数の個数: 24

約数和(自身を含む): 45165840

約数和(自身を除く): 16474209

約数列:

[1, 3, 9, 17, 27, 51, 153, 289, 459, 867, 2601, 3677, 7803, 11031, 33093, 62509, 99279, 187527, 562581, 1062653, 1687743, 3187959, 9563877, 28691631]

約数ペア:

[(1, 28691631), (3, 9563877), (9, 3187959), (17, 1687743), (27, 1062653), (51, 562581), (153, 187527), (289, 99279), (459, 62509), (867, 33093), (2601, 11031), (3677, 7803)]