8281125

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{433}}^1$

素因数の和:471

約数の個数: 48

約数和(自身を含む): 15842736

約数和(自身を除く): 7561611

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 125, 153, 225, 255, 375, 425, 433, 765, 1125, 1275, 1299, 2125, 2165, 3825, 3897, 6375, 6495, 7361, 10825, 19125, 19485, 22083, 32475, 36805, 54125, 66249, 97425, 110415, 162375, 184025, 331245, 487125, 552075, 920125, 1656225, 2760375, 8281125]

約数ペア:

[(1, 8281125), (3, 2760375), (5, 1656225), (9, 920125), (15, 552075), (17, 487125), (25, 331245), (45, 184025), (51, 162375), (75, 110415), (85, 97425), (125, 66249), (153, 54125), (225, 36805), (255, 32475), (375, 22083), (425, 19485), (433, 19125), (765, 10825), (1125, 7361), (1275, 6495), (1299, 6375), (2125, 3897), (2165, 3825)]