16988207235

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{239}}^1\times {\mathrm{4931}}^1$

素因数の和:5240

約数の個数: 48

約数和(自身を含む): 28209461760

約数和(自身を除く): 11221254525

約数列:

[1, 3, 5, 15, 31, 93, 155, 239, 465, 717, 961, 1195, 2883, 3585, 4805, 4931, 7409, 14415, 14793, 22227, 24655, 37045, 73965, 111135, 152861, 229679, 458583, 689037, 764305, 1148395, 1178509, 2292915, 3445185, 3535527, 4738691, 5892545, 14216073, 17677635, 23693455, 36533779, 71080365, 109601337, 182668895, 548006685, 1132547149, 3397641447, 5662735745, 16988207235]

約数ペア:

[(1, 16988207235), (3, 5662735745), (5, 3397641447), (15, 1132547149), (31, 548006685), (93, 182668895), (155, 109601337), (239, 71080365), (465, 36533779), (717, 23693455), (961, 17677635), (1195, 14216073), (2883, 5892545), (3585, 4738691), (4805, 3535527), (4931, 3445185), (7409, 2292915), (14415, 1178509), (14793, 1148395), (22227, 764305), (24655, 689037), (37045, 458583), (73965, 229679), (111135, 152861)]