16618329

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 29981952

約数和(自身を除く): 13363623

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 103, 117, 197, 273, 309, 591, 721, 819, 927, 1339, 1379, 1773, 2163, 2561, 4017, 4137, 6489, 7683, 9373, 12051, 12411, 17927, 20291, 23049, 28119, 53781, 60873, 84357, 142037, 161343, 182619, 263783, 426111, 791349, 1278333, 1846481, 2374047, 5539443, 16618329]

約数ペア:

[(1, 16618329), (3, 5539443), (7, 2374047), (9, 1846481), (13, 1278333), (21, 791349), (39, 426111), (63, 263783), (91, 182619), (103, 161343), (117, 142037), (197, 84357), (273, 60873), (309, 53781), (591, 28119), (721, 23049), (819, 20291), (927, 17927), (1339, 12411), (1379, 12051), (1773, 9373), (2163, 7683), (2561, 6489), (4017, 4137)]