15491868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4289}}^1$

素因数の和:4346

約数の個数: 48

約数和(自身を含む): 42282240

約数和(自身を除く): 26790372

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 516, 602, 903, 1204, 1806, 3612, 4289, 8578, 12867, 17156, 25734, 30023, 51468, 60046, 90069, 120092, 180138, 184427, 360276, 368854, 553281, 737708, 1106562, 1290989, 2213124, 2581978, 3872967, 5163956, 7745934, 15491868]

約数ペア:

[(1, 15491868), (2, 7745934), (3, 5163956), (4, 3872967), (6, 2581978), (7, 2213124), (12, 1290989), (14, 1106562), (21, 737708), (28, 553281), (42, 368854), (43, 360276), (84, 184427), (86, 180138), (129, 120092), (172, 90069), (258, 60046), (301, 51468), (516, 30023), (602, 25734), (903, 17156), (1204, 12867), (1806, 8578), (3612, 4289)]