4065005

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:165

約数の個数: 32

約数和(自身を含む): 5938944

約数和(自身を除く): 1873939

約数列:

[1, 5, 7, 35, 37, 43, 73, 185, 215, 259, 301, 365, 511, 1295, 1505, 1591, 2555, 2701, 3139, 7955, 11137, 13505, 15695, 18907, 21973, 55685, 94535, 109865, 116143, 580715, 813001, 4065005]

約数ペア:

[(1, 4065005), (5, 813001), (7, 580715), (35, 116143), (37, 109865), (43, 94535), (73, 55685), (185, 21973), (215, 18907), (259, 15695), (301, 13505), (365, 11137), (511, 7955), (1295, 3139), (1505, 2701), (1591, 2555)]