64143975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7187}}^1$

素因数の和:7224

約数の個数: 48

約数和(自身を含む): 128348928

約数和(自身を除く): 64204953

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 175, 255, 357, 425, 525, 595, 1275, 1785, 2975, 7187, 8925, 21561, 35935, 50309, 107805, 122179, 150927, 179675, 251545, 366537, 539025, 610895, 754635, 855253, 1257725, 1832685, 2565759, 3054475, 3773175, 4276265, 9163425, 12828795, 21381325, 64143975]

約数ペア:

[(1, 64143975), (3, 21381325), (5, 12828795), (7, 9163425), (15, 4276265), (17, 3773175), (21, 3054475), (25, 2565759), (35, 1832685), (51, 1257725), (75, 855253), (85, 754635), (105, 610895), (119, 539025), (175, 366537), (255, 251545), (357, 179675), (425, 150927), (525, 122179), (595, 107805), (1275, 50309), (1785, 35935), (2975, 21561), (7187, 8925)]