1388892248

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{537497}}^1$

素因数の和:537539

約数の個数: 32

約数和(自身を含む): 2902489200

約数和(自身を除く): 1513596952

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 537497, 1074994, 2149988, 4299976, 9137449, 10212443, 18274898, 20424886, 36549796, 40849772, 73099592, 81699544, 173611531, 347223062, 694446124, 1388892248]

約数ペア:

[(1, 1388892248), (2, 694446124), (4, 347223062), (8, 173611531), (17, 81699544), (19, 73099592), (34, 40849772), (38, 36549796), (68, 20424886), (76, 18274898), (136, 10212443), (152, 9137449), (323, 4299976), (646, 2149988), (1292, 1074994), (2584, 537497)]