251004072

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{22111}}^1$

素因数の和:22174

約数の個数: 64

約数和(自身を含む): 700508160

約数和(自身を除く): 449504088

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 43, 44, 66, 86, 88, 129, 132, 172, 258, 264, 344, 473, 516, 946, 1032, 1419, 1892, 2838, 3784, 5676, 11352, 22111, 44222, 66333, 88444, 132666, 176888, 243221, 265332, 486442, 530664, 729663, 950773, 972884, 1459326, 1901546, 1945768, 2852319, 2918652, 3803092, 5704638, 5837304, 7606184, 10458503, 11409276, 20917006, 22818552, 31375509, 41834012, 62751018, 83668024, 125502036, 251004072]

約数ペア:

[(1, 251004072), (2, 125502036), (3, 83668024), (4, 62751018), (6, 41834012), (8, 31375509), (11, 22818552), (12, 20917006), (22, 11409276), (24, 10458503), (33, 7606184), (43, 5837304), (44, 5704638), (66, 3803092), (86, 2918652), (88, 2852319), (129, 1945768), (132, 1901546), (172, 1459326), (258, 972884), (264, 950773), (344, 729663), (473, 530664), (516, 486442), (946, 265332), (1032, 243221), (1419, 176888), (1892, 132666), (2838, 88444), (3784, 66333), (5676, 44222), (11352, 22111)]