28090875

素因数分解:

$3^1\times 5^3\times {\mathrm{173}}^1\times {\mathrm{433}}^1$

素因数の和:624

約数の個数: 32

約数和(自身を含む): 47121984

約数和(自身を除く): 19031109

約数列:

[1, 3, 5, 15, 25, 75, 125, 173, 375, 433, 519, 865, 1299, 2165, 2595, 4325, 6495, 10825, 12975, 21625, 32475, 54125, 64875, 74909, 162375, 224727, 374545, 1123635, 1872725, 5618175, 9363625, 28090875]

約数ペア:

[(1, 28090875), (3, 9363625), (5, 5618175), (15, 1872725), (25, 1123635), (75, 374545), (125, 224727), (173, 162375), (375, 74909), (433, 64875), (519, 54125), (865, 32475), (1299, 21625), (2165, 12975), (2595, 10825), (4325, 6495)]