53354721

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1451}}^1$

素因数の和:1581

約数の個数: 32

約数和(自身を含む): 86980608

約数和(自身を除く): 33625887

約数列:

[1, 3, 7, 17, 21, 51, 103, 119, 309, 357, 721, 1451, 1751, 2163, 4353, 5253, 10157, 12257, 24667, 30471, 36771, 74001, 149453, 172669, 448359, 518007, 1046171, 2540701, 3138513, 7622103, 17784907, 53354721]

約数ペア:

[(1, 53354721), (3, 17784907), (7, 7622103), (17, 3138513), (21, 2540701), (51, 1046171), (103, 518007), (119, 448359), (309, 172669), (357, 149453), (721, 74001), (1451, 36771), (1751, 30471), (2163, 24667), (4353, 12257), (5253, 10157)]