128052001

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 173219200

約数和(自身を除く): 45167199

約数列:

[1, 7, 11, 19, 73, 77, 109, 121, 133, 209, 511, 763, 803, 847, 1199, 1387, 1463, 2071, 2299, 5621, 7957, 8393, 8833, 9709, 13189, 14497, 15257, 16093, 22781, 55699, 61831, 87527, 92323, 106799, 151183, 159467, 167827, 250591, 612689, 962797, 1058281, 1174789, 1663013, 1754137, 6739579, 11641091, 18293143, 128052001]

約数ペア:

[(1, 128052001), (7, 18293143), (11, 11641091), (19, 6739579), (73, 1754137), (77, 1663013), (109, 1174789), (121, 1058281), (133, 962797), (209, 612689), (511, 250591), (763, 167827), (803, 159467), (847, 151183), (1199, 106799), (1387, 92323), (1463, 87527), (2071, 61831), (2299, 55699), (5621, 22781), (7957, 16093), (8393, 15257), (8833, 14497), (9709, 13189)]