138814893

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{16567}}^1$

素因数の和:16606

約数の個数: 36

約数和(自身を含む): 245537760

約数和(自身を除く): 106722867

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 8379, 16567, 49701, 115969, 149103, 314773, 347907, 811783, 944319, 1043721, 2203411, 2435349, 2832957, 6610233, 7306047, 15423877, 19830699, 46271631, 138814893]

約数ペア:

[(1, 138814893), (3, 46271631), (7, 19830699), (9, 15423877), (19, 7306047), (21, 6610233), (49, 2832957), (57, 2435349), (63, 2203411), (133, 1043721), (147, 944319), (171, 811783), (399, 347907), (441, 314773), (931, 149103), (1197, 115969), (2793, 49701), (8379, 16567)]