28275471

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1553}}^1$

素因数の和:1600

約数の個数: 36

約数和(自身を含む): 49616112

約数和(自身を除く): 21340641

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 289, 357, 867, 1071, 1553, 2023, 2601, 4659, 6069, 10871, 13977, 18207, 26401, 32613, 79203, 97839, 184807, 237609, 448817, 554421, 1346451, 1663263, 3141719, 4039353, 9425157, 28275471]

約数ペア:

[(1, 28275471), (3, 9425157), (7, 4039353), (9, 3141719), (17, 1663263), (21, 1346451), (51, 554421), (63, 448817), (119, 237609), (153, 184807), (289, 97839), (357, 79203), (867, 32613), (1071, 26401), (1553, 18207), (2023, 13977), (2601, 10871), (4659, 6069)]