28325121

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{557}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 43711488

約数和(自身を除く): 15386367

約数列:

[1, 3, 11, 23, 33, 67, 69, 201, 253, 557, 737, 759, 1541, 1671, 2211, 4623, 6127, 12811, 16951, 18381, 37319, 38433, 50853, 111957, 140921, 410509, 422763, 858337, 1231527, 2575011, 9441707, 28325121]

約数ペア:

[(1, 28325121), (3, 9441707), (11, 2575011), (23, 1231527), (33, 858337), (67, 422763), (69, 410509), (201, 140921), (253, 111957), (557, 50853), (737, 38433), (759, 37319), (1541, 18381), (1671, 16951), (2211, 12811), (4623, 6127)]