2884959

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 5451264

約数和(自身を除く): 2566305

約数列:

[1, 3, 7, 9, 11, 21, 23, 33, 63, 69, 77, 99, 161, 181, 207, 231, 253, 483, 543, 693, 759, 1267, 1449, 1629, 1771, 1991, 2277, 3801, 4163, 5313, 5973, 11403, 12489, 13937, 15939, 17919, 29141, 37467, 41811, 45793, 87423, 125433, 137379, 262269, 320551, 412137, 961653, 2884959]

約数ペア:

[(1, 2884959), (3, 961653), (7, 412137), (9, 320551), (11, 262269), (21, 137379), (23, 125433), (33, 87423), (63, 45793), (69, 41811), (77, 37467), (99, 29141), (161, 17919), (181, 15939), (207, 13937), (231, 12489), (253, 11403), (483, 5973), (543, 5313), (693, 4163), (759, 3801), (1267, 2277), (1449, 1991), (1629, 1771)]