28563639

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{15583}}^1$

素因数の和:15646

約数の個数: 16

約数和(自身を含む): 41889792

約数和(自身を除く): 13326153

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 15583, 46749, 202579, 607737, 732401, 2197203, 9521213, 28563639]

約数ペア:

[(1, 28563639), (3, 9521213), (13, 2197203), (39, 732401), (47, 607737), (141, 202579), (611, 46749), (1833, 15583)]