208545375

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{32713}}^1$

素因数の和:32748

約数の個数: 32

約数和(自身を含む): 367443648

約数和(自身を除く): 158898273

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 1275, 2125, 6375, 32713, 98139, 163565, 490695, 556121, 817825, 1668363, 2453475, 2780605, 4089125, 8341815, 12267375, 13903025, 41709075, 69515125, 208545375]

約数ペア:

[(1, 208545375), (3, 69515125), (5, 41709075), (15, 13903025), (17, 12267375), (25, 8341815), (51, 4089125), (75, 2780605), (85, 2453475), (125, 1668363), (255, 817825), (375, 556121), (425, 490695), (1275, 163565), (2125, 98139), (6375, 32713)]