127688175

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{7993}}^1$

素因数の和:8080

約数の個数: 36

約数和(自身を含む): 231953904

約数和(自身を除く): 104265729

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 1065, 1775, 3195, 5325, 7993, 15975, 23979, 39965, 71937, 119895, 199825, 359685, 567503, 599475, 1702509, 1798425, 2837515, 5107527, 8512545, 14187575, 25537635, 42562725, 127688175]

約数ペア:

[(1, 127688175), (3, 42562725), (5, 25537635), (9, 14187575), (15, 8512545), (25, 5107527), (45, 2837515), (71, 1798425), (75, 1702509), (213, 599475), (225, 567503), (355, 359685), (639, 199825), (1065, 119895), (1775, 71937), (3195, 39965), (5325, 23979), (7993, 15975)]