129155455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5827}}^1$

素因数の和:5887

約数の個数: 32

約数和(自身を含む): 187987968

約数和(自身を除く): 58832513

約数列:

[1, 5, 11, 13, 31, 55, 65, 143, 155, 341, 403, 715, 1705, 2015, 4433, 5827, 22165, 29135, 64097, 75751, 180637, 320485, 378755, 833261, 903185, 1987007, 2348281, 4166305, 9935035, 11741405, 25831091, 129155455]

約数ペア:

[(1, 129155455), (5, 25831091), (11, 11741405), (13, 9935035), (31, 4166305), (55, 2348281), (65, 1987007), (143, 903185), (155, 833261), (341, 378755), (403, 320485), (715, 180637), (1705, 75751), (2015, 64097), (4433, 29135), (5827, 22165)]