1209702963

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{683}}^1$

素因数の和:928

約数の個数: 64

約数和(自身を含む): 2038210560

約数和(自身を除く): 828507597

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 193, 399, 437, 483, 579, 683, 1311, 1351, 2049, 3059, 3667, 4053, 4439, 4781, 9177, 11001, 12977, 13317, 14343, 15709, 25669, 31073, 38931, 47127, 77007, 84341, 90839, 93219, 109963, 131819, 253023, 272517, 298471, 329889, 395457, 590387, 895413, 922733, 1771161, 2089297, 2504561, 2768199, 3031837, 6267891, 7513683, 9095511, 17531927, 21222859, 52595781, 57604903, 63668577, 172814709, 403234321, 1209702963]

約数ペア:

[(1, 1209702963), (3, 403234321), (7, 172814709), (19, 63668577), (21, 57604903), (23, 52595781), (57, 21222859), (69, 17531927), (133, 9095511), (161, 7513683), (193, 6267891), (399, 3031837), (437, 2768199), (483, 2504561), (579, 2089297), (683, 1771161), (1311, 922733), (1351, 895413), (2049, 590387), (3059, 395457), (3667, 329889), (4053, 298471), (4439, 272517), (4781, 253023), (9177, 131819), (11001, 109963), (12977, 93219), (13317, 90839), (14343, 84341), (15709, 77007), (25669, 47127), (31073, 38931)]