128528785

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{7103}}^1$

素因数の和:7173

約数の個数: 32

約数和(自身を含む): 196411392

約数和(自身を除く): 67882607

約数列:

[1, 5, 7, 11, 35, 47, 55, 77, 235, 329, 385, 517, 1645, 2585, 3619, 7103, 18095, 35515, 49721, 78133, 248605, 333841, 390665, 546931, 1669205, 2336887, 2734655, 3672251, 11684435, 18361255, 25705757, 128528785]

約数ペア:

[(1, 128528785), (5, 25705757), (7, 18361255), (11, 11684435), (35, 3672251), (47, 2734655), (55, 2336887), (77, 1669205), (235, 546931), (329, 390665), (385, 333841), (517, 248605), (1645, 78133), (2585, 49721), (3619, 35515), (7103, 18095)]