28101073

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 38384640

約数和(自身を除く): 10283567

約数列:

[1, 7, 11, 13, 67, 77, 91, 143, 419, 469, 737, 871, 1001, 2933, 4609, 5159, 5447, 6097, 9581, 28073, 32263, 38129, 59917, 67067, 196511, 308803, 364949, 419419, 2161621, 2554643, 4014439, 28101073]

約数ペア:

[(1, 28101073), (7, 4014439), (11, 2554643), (13, 2161621), (67, 419419), (77, 364949), (91, 308803), (143, 196511), (419, 67067), (469, 59917), (737, 38129), (871, 32263), (1001, 28073), (2933, 9581), (4609, 6097), (5159, 5447)]