28642875

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{4493}}^1$

素因数の和:4528

約数の個数: 32

約数和(自身を含む): 50476608

約数和(自身を除く): 21833733

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 1275, 2125, 4493, 6375, 13479, 22465, 67395, 76381, 112325, 229143, 336975, 381905, 561625, 1145715, 1684875, 1909525, 5728575, 9547625, 28642875]

約数ペア:

[(1, 28642875), (3, 9547625), (5, 5728575), (15, 1909525), (17, 1684875), (25, 1145715), (51, 561625), (75, 381905), (85, 336975), (125, 229143), (255, 112325), (375, 76381), (425, 67395), (1275, 22465), (2125, 13479), (4493, 6375)]