5128123

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:187

約数の個数: 32

約数和(自身を含む): 7096320

約数和(自身を除く): 1968197

約数列:

[1, 7, 11, 13, 47, 77, 91, 109, 143, 329, 517, 611, 763, 1001, 1199, 1417, 3619, 4277, 5123, 6721, 8393, 9919, 15587, 35861, 47047, 56353, 66599, 109109, 394471, 466193, 732589, 5128123]

約数ペア:

[(1, 5128123), (7, 732589), (11, 466193), (13, 394471), (47, 109109), (77, 66599), (91, 56353), (109, 47047), (143, 35861), (329, 15587), (517, 9919), (611, 8393), (763, 6721), (1001, 5123), (1199, 4277), (1417, 3619)]