75115089

素因数分解:

$3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{2399}}^1$

素因数の和:2490

約数の個数: 36

約数和(自身を含む): 128044800

約数和(自身を除く): 52929711

約数列:

[1, 3, 7, 9, 21, 49, 63, 71, 147, 213, 441, 497, 639, 1491, 2399, 3479, 4473, 7197, 10437, 16793, 21591, 31311, 50379, 117551, 151137, 170329, 352653, 510987, 1057959, 1192303, 1532961, 3576909, 8346121, 10730727, 25038363, 75115089]

約数ペア:

[(1, 75115089), (3, 25038363), (7, 10730727), (9, 8346121), (21, 3576909), (49, 1532961), (63, 1192303), (71, 1057959), (147, 510987), (213, 352653), (441, 170329), (497, 151137), (639, 117551), (1491, 50379), (2399, 31311), (3479, 21591), (4473, 16793), (7197, 10437)]