6728715

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{521}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 13680576

約数和(自身を除く): 6951861

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 205, 287, 315, 369, 521, 615, 861, 1435, 1563, 1845, 2583, 2605, 3647, 4305, 4689, 7815, 10941, 12915, 18235, 21361, 23445, 32823, 54705, 64083, 106805, 149527, 164115, 192249, 320415, 448581, 747635, 961245, 1345743, 2242905, 6728715]

約数ペア:

[(1, 6728715), (3, 2242905), (5, 1345743), (7, 961245), (9, 747635), (15, 448581), (21, 320415), (35, 192249), (41, 164115), (45, 149527), (63, 106805), (105, 64083), (123, 54705), (205, 32823), (287, 23445), (315, 21361), (369, 18235), (521, 12915), (615, 10941), (861, 7815), (1435, 4689), (1563, 4305), (1845, 3647), (2583, 2605)]