28808625

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{4519}}^1$

素因数の和:4554

約数の個数: 32

約数和(自身を含む): 50768640

約数和(自身を除く): 21960015

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 1275, 2125, 4519, 6375, 13557, 22595, 67785, 76823, 112975, 230469, 338925, 384115, 564875, 1152345, 1694625, 1920575, 5761725, 9602875, 28808625]

約数ペア:

[(1, 28808625), (3, 9602875), (5, 5761725), (15, 1920575), (17, 1694625), (25, 1152345), (51, 564875), (75, 384115), (85, 338925), (125, 230469), (255, 112975), (375, 76823), (425, 67785), (1275, 22595), (2125, 13557), (4519, 6375)]