1330245

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 2725632

約数和(自身を除く): 1395387

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 103, 105, 123, 205, 287, 309, 315, 369, 515, 615, 721, 861, 927, 1435, 1545, 1845, 2163, 2583, 3605, 4223, 4305, 4635, 6489, 10815, 12669, 12915, 21115, 29561, 32445, 38007, 63345, 88683, 147805, 190035, 266049, 443415, 1330245]

約数ペア:

[(1, 1330245), (3, 443415), (5, 266049), (7, 190035), (9, 147805), (15, 88683), (21, 63345), (35, 38007), (41, 32445), (45, 29561), (63, 21115), (103, 12915), (105, 12669), (123, 10815), (205, 6489), (287, 4635), (309, 4305), (315, 4223), (369, 3605), (515, 2583), (615, 2163), (721, 1845), (861, 1545), (927, 1435)]