18889125

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{2963}}^1$

素因数の和:2998

約数の個数: 32

約数和(自身を含む): 33291648

約数和(自身を除く): 14402523

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 1275, 2125, 2963, 6375, 8889, 14815, 44445, 50371, 74075, 151113, 222225, 251855, 370375, 755565, 1111125, 1259275, 3777825, 6296375, 18889125]

約数ペア:

[(1, 18889125), (3, 6296375), (5, 3777825), (15, 1259275), (17, 1111125), (25, 755565), (51, 370375), (75, 251855), (85, 222225), (125, 151113), (255, 74075), (375, 50371), (425, 44445), (1275, 14815), (2125, 8889), (2963, 6375)]