248745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:141

約数の個数: 32

約数和(自身を含む): 479232

約数和(自身を除く): 230487

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 103, 105, 115, 161, 309, 345, 483, 515, 721, 805, 1545, 2163, 2369, 2415, 3605, 7107, 10815, 11845, 16583, 35535, 49749, 82915, 248745]

約数ペア:

[(1, 248745), (3, 82915), (5, 49749), (7, 35535), (15, 16583), (21, 11845), (23, 10815), (35, 7107), (69, 3605), (103, 2415), (105, 2369), (115, 2163), (161, 1545), (309, 805), (345, 721), (483, 515)]