12876255

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{997}}^1$

素因数の和:1056

約数の個数: 48

約数和(自身を含む): 26155584

約数和(自身を除く): 13279329

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 205, 287, 315, 369, 615, 861, 997, 1435, 1845, 2583, 2991, 4305, 4985, 6979, 8973, 12915, 14955, 20937, 34895, 40877, 44865, 62811, 104685, 122631, 204385, 286139, 314055, 367893, 613155, 858417, 1430695, 1839465, 2575251, 4292085, 12876255]

約数ペア:

[(1, 12876255), (3, 4292085), (5, 2575251), (7, 1839465), (9, 1430695), (15, 858417), (21, 613155), (35, 367893), (41, 314055), (45, 286139), (63, 204385), (105, 122631), (123, 104685), (205, 62811), (287, 44865), (315, 40877), (369, 34895), (615, 20937), (861, 14955), (997, 12915), (1435, 8973), (1845, 6979), (2583, 4985), (2991, 4305)]