268996815

素因数分解:

$3^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{4969}}^1$

素因数の和:5384

約数の個数: 32

約数和(自身を含む): 479505600

約数和(自身を除く): 210508785

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 401, 1203, 2005, 3609, 4969, 6015, 10827, 14907, 18045, 24845, 44721, 54135, 74535, 134163, 223605, 670815, 1992569, 5977707, 9962845, 17933121, 29888535, 53799363, 89665605, 268996815]

約数ペア:

[(1, 268996815), (3, 89665605), (5, 53799363), (9, 29888535), (15, 17933121), (27, 9962845), (45, 5977707), (135, 1992569), (401, 670815), (1203, 223605), (2005, 134163), (3609, 74535), (4969, 54135), (6015, 44721), (10827, 24845), (14907, 18045)]