179959521

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^2\times {\mathrm{83}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 293981184

約数和(自身を除く): 114021663

約数列:

[1, 3, 7, 21, 23, 67, 69, 83, 161, 201, 249, 469, 483, 581, 1407, 1541, 1743, 1909, 4489, 4623, 5561, 5727, 10787, 13363, 13467, 16683, 31423, 32361, 38927, 40089, 94269, 103247, 116781, 127903, 309741, 372587, 383709, 722729, 895321, 1117761, 2168187, 2608109, 2685963, 7824327, 8569501, 25708503, 59986507, 179959521]

約数ペア:

[(1, 179959521), (3, 59986507), (7, 25708503), (21, 8569501), (23, 7824327), (67, 2685963), (69, 2608109), (83, 2168187), (161, 1117761), (201, 895321), (249, 722729), (469, 383709), (483, 372587), (581, 309741), (1407, 127903), (1541, 116781), (1743, 103247), (1909, 94269), (4489, 40089), (4623, 38927), (5561, 32361), (5727, 31423), (10787, 16683), (13363, 13467)]