28356615

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:869

約数の個数: 64

約数和(自身を含む): 59243520

約数和(自身を除く): 30886905

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 37, 45, 63, 105, 111, 135, 185, 189, 259, 315, 333, 555, 777, 811, 945, 999, 1295, 1665, 2331, 2433, 3885, 4055, 4995, 5677, 6993, 7299, 11655, 12165, 17031, 21897, 28385, 30007, 34965, 36495, 51093, 85155, 90021, 109485, 150035, 153279, 210049, 255465, 270063, 450105, 630147, 766395, 810189, 1050245, 1350315, 1890441, 3150735, 4050945, 5671323, 9452205, 28356615]

約数ペア:

[(1, 28356615), (3, 9452205), (5, 5671323), (7, 4050945), (9, 3150735), (15, 1890441), (21, 1350315), (27, 1050245), (35, 810189), (37, 766395), (45, 630147), (63, 450105), (105, 270063), (111, 255465), (135, 210049), (185, 153279), (189, 150035), (259, 109485), (315, 90021), (333, 85155), (555, 51093), (777, 36495), (811, 34965), (945, 30007), (999, 28385), (1295, 21897), (1665, 17031), (2331, 12165), (2433, 11655), (3885, 7299), (4055, 6993), (4995, 5677)]