28435275

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{11489}}^1$

素因数の和:11516

約数の個数: 36

約数和(自身を含む): 55565640

約数和(自身を除く): 27130365

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 495, 825, 2475, 11489, 34467, 57445, 103401, 126379, 172335, 287225, 379137, 517005, 631895, 861675, 1137411, 1895685, 2585025, 3159475, 5687055, 9478425, 28435275]

約数ペア:

[(1, 28435275), (3, 9478425), (5, 5687055), (9, 3159475), (11, 2585025), (15, 1895685), (25, 1137411), (33, 861675), (45, 631895), (55, 517005), (75, 379137), (99, 287225), (165, 172335), (225, 126379), (275, 103401), (495, 57445), (825, 34467), (2475, 11489)]