39194414

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 71508096

約数和(自身を除く): 32313682

約数列:

[1, 2, 7, 14, 43, 49, 71, 86, 98, 131, 142, 262, 301, 497, 602, 917, 994, 1834, 2107, 3053, 3479, 4214, 5633, 6106, 6419, 6958, 9301, 11266, 12838, 18602, 21371, 39431, 42742, 65107, 78862, 130214, 149597, 276017, 299194, 399943, 455749, 552034, 799886, 911498, 2799601, 5599202, 19597207, 39194414]

約数ペア:

[(1, 39194414), (2, 19597207), (7, 5599202), (14, 2799601), (43, 911498), (49, 799886), (71, 552034), (86, 455749), (98, 399943), (131, 299194), (142, 276017), (262, 149597), (301, 130214), (497, 78862), (602, 65107), (917, 42742), (994, 39431), (1834, 21371), (2107, 18602), (3053, 12838), (3479, 11266), (4214, 9301), (5633, 6958), (6106, 6419)]