31791683

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 42508800

約数和(自身を除く): 10717117

約数列:

[1, 7, 11, 17, 77, 119, 149, 163, 187, 1043, 1141, 1309, 1639, 1793, 2533, 2771, 11473, 12551, 17731, 19397, 24287, 27863, 30481, 170009, 195041, 213367, 267157, 412879, 1870099, 2890153, 4541669, 31791683]

約数ペア:

[(1, 31791683), (7, 4541669), (11, 2890153), (17, 1870099), (77, 412879), (119, 267157), (149, 213367), (163, 195041), (187, 170009), (1043, 30481), (1141, 27863), (1309, 24287), (1639, 19397), (1793, 17731), (2533, 12551), (2771, 11473)]