81377415

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6301}}^1$

素因数の和:6360

約数の個数: 48

約数和(自身を含む): 165162816

約数和(自身を除く): 83785401

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 205, 287, 315, 369, 615, 861, 1435, 1845, 2583, 4305, 6301, 12915, 18903, 31505, 44107, 56709, 94515, 132321, 220535, 258341, 283545, 396963, 661605, 775023, 1291705, 1808387, 1984815, 2325069, 3875115, 5425161, 9041935, 11625345, 16275483, 27125805, 81377415]

約数ペア:

[(1, 81377415), (3, 27125805), (5, 16275483), (7, 11625345), (9, 9041935), (15, 5425161), (21, 3875115), (35, 2325069), (41, 1984815), (45, 1808387), (63, 1291705), (105, 775023), (123, 661605), (205, 396963), (287, 283545), (315, 258341), (369, 220535), (615, 132321), (861, 94515), (1435, 56709), (1845, 44107), (2583, 31505), (4305, 18903), (6301, 12915)]