26985555

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2897}}^1$

素因数の和:2937

約数の個数: 40

約数和(自身を含む): 50494752

約数和(自身を除く): 23509197

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 621, 1035, 1863, 2897, 3105, 8691, 9315, 14485, 26073, 43455, 66631, 78219, 130365, 199893, 234657, 333155, 391095, 599679, 999465, 1173285, 1799037, 2998395, 5397111, 8995185, 26985555]

約数ペア:

[(1, 26985555), (3, 8995185), (5, 5397111), (9, 2998395), (15, 1799037), (23, 1173285), (27, 999465), (45, 599679), (69, 391095), (81, 333155), (115, 234657), (135, 199893), (207, 130365), (345, 78219), (405, 66631), (621, 43455), (1035, 26073), (1863, 14485), (2897, 9315), (3105, 8691)]