28924125

素因数分解:

$3^1\times 5^3\times {\mathrm{137}}^1\times {\mathrm{563}}^1$

素因数の和:718

約数の個数: 32

約数和(自身を含む): 48567168

約数和(自身を除く): 19643043

約数列:

[1, 3, 5, 15, 25, 75, 125, 137, 375, 411, 563, 685, 1689, 2055, 2815, 3425, 8445, 10275, 14075, 17125, 42225, 51375, 70375, 77131, 211125, 231393, 385655, 1156965, 1928275, 5784825, 9641375, 28924125]

約数ペア:

[(1, 28924125), (3, 9641375), (5, 5784825), (15, 1928275), (25, 1156965), (75, 385655), (125, 231393), (137, 211125), (375, 77131), (411, 70375), (563, 51375), (685, 42225), (1689, 17125), (2055, 14075), (2815, 10275), (3425, 8445)]