28321125

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{10789}}^1$

素因数の和:10814

約数の個数: 32

約数和(自身を含む): 53863680

約数和(自身を除く): 25542555

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 525, 875, 2625, 10789, 32367, 53945, 75523, 161835, 226569, 269725, 377615, 809175, 1132845, 1348625, 1888075, 4045875, 5664225, 9440375, 28321125]

約数ペア:

[(1, 28321125), (3, 9440375), (5, 5664225), (7, 4045875), (15, 1888075), (21, 1348625), (25, 1132845), (35, 809175), (75, 377615), (105, 269725), (125, 226569), (175, 161835), (375, 75523), (525, 53945), (875, 32367), (2625, 10789)]