28229175

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3217}}^1$

素因数の和:3249

約数の個数: 48

約数和(自身を含む): 55864480

約数和(自身を除く): 27635305

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 135, 195, 225, 325, 351, 585, 675, 975, 1755, 2925, 3217, 8775, 9651, 16085, 28953, 41821, 48255, 80425, 86859, 125463, 144765, 209105, 241275, 376389, 434295, 627315, 723825, 1045525, 1129167, 1881945, 2171475, 3136575, 5645835, 9409725, 28229175]

約数ペア:

[(1, 28229175), (3, 9409725), (5, 5645835), (9, 3136575), (13, 2171475), (15, 1881945), (25, 1129167), (27, 1045525), (39, 723825), (45, 627315), (65, 434295), (75, 376389), (117, 241275), (135, 209105), (195, 144765), (225, 125463), (325, 86859), (351, 80425), (585, 48255), (675, 41821), (975, 28953), (1755, 16085), (2925, 9651), (3217, 8775)]