28390236

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2467}}^1$

素因数の和:2618

約数の個数: 48

約数和(自身を含む): 76290816

約数和(自身を除く): 47900580

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 137, 274, 411, 548, 822, 959, 1644, 1918, 2467, 2877, 3836, 4934, 5754, 7401, 9868, 11508, 14802, 17269, 29604, 34538, 51807, 69076, 103614, 207228, 337979, 675958, 1013937, 1351916, 2027874, 2365853, 4055748, 4731706, 7097559, 9463412, 14195118, 28390236]

約数ペア:

[(1, 28390236), (2, 14195118), (3, 9463412), (4, 7097559), (6, 4731706), (7, 4055748), (12, 2365853), (14, 2027874), (21, 1351916), (28, 1013937), (42, 675958), (84, 337979), (137, 207228), (274, 103614), (411, 69076), (548, 51807), (822, 34538), (959, 29604), (1644, 17269), (1918, 14802), (2467, 11508), (2877, 9868), (3836, 7401), (4934, 5754)]