13442877

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 23395840

約数和(自身を除く): 9952963

約数列:

[1, 3, 7, 9, 21, 37, 63, 73, 79, 111, 219, 237, 259, 333, 511, 553, 657, 711, 777, 1533, 1659, 2331, 2701, 2923, 4599, 4977, 5767, 8103, 8769, 17301, 18907, 20461, 24309, 26307, 40369, 51903, 56721, 61383, 121107, 170163, 184149, 213379, 363321, 640137, 1493653, 1920411, 4480959, 13442877]

約数ペア:

[(1, 13442877), (3, 4480959), (7, 1920411), (9, 1493653), (21, 640137), (37, 363321), (63, 213379), (73, 184149), (79, 170163), (111, 121107), (219, 61383), (237, 56721), (259, 51903), (333, 40369), (511, 26307), (553, 24309), (657, 20461), (711, 18907), (777, 17301), (1533, 8769), (1659, 8103), (2331, 5767), (2701, 4977), (2923, 4599)]