28148113

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{487}}^1$

素因数の和:876

約数の個数: 16

約数和(自身を含む): 33730560

約数和(自身を除く): 5582447

約数列:

[1, 7, 23, 161, 359, 487, 2513, 3409, 8257, 11201, 57799, 78407, 174833, 1223831, 4021159, 28148113]

約数ペア:

[(1, 28148113), (7, 4021159), (23, 1223831), (161, 174833), (359, 78407), (487, 57799), (2513, 11201), (3409, 8257)]