2989875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:109

約数の個数: 64

約数和(自身を含む): 6110208

約数和(自身を除く): 3120333

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 67, 75, 85, 105, 119, 125, 175, 201, 255, 335, 357, 375, 425, 469, 525, 595, 875, 1005, 1139, 1275, 1407, 1675, 1785, 2125, 2345, 2625, 2975, 3417, 5025, 5695, 6375, 7035, 7973, 8375, 8925, 11725, 14875, 17085, 23919, 25125, 28475, 35175, 39865, 44625, 58625, 85425, 119595, 142375, 175875, 199325, 427125, 597975, 996625, 2989875]

約数ペア:

[(1, 2989875), (3, 996625), (5, 597975), (7, 427125), (15, 199325), (17, 175875), (21, 142375), (25, 119595), (35, 85425), (51, 58625), (67, 44625), (75, 39865), (85, 35175), (105, 28475), (119, 25125), (125, 23919), (175, 17085), (201, 14875), (255, 11725), (335, 8925), (357, 8375), (375, 7973), (425, 7035), (469, 6375), (525, 5695), (595, 5025), (875, 3417), (1005, 2975), (1139, 2625), (1275, 2345), (1407, 2125), (1675, 1785)]