81480378

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{919}}^1\times {\mathrm{2111}}^1$

素因数の和:3042

約数の個数: 32

約数和(自身を含む): 186531840

約数和(自身を除く): 105051462

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 919, 1838, 2111, 2757, 4222, 5514, 6333, 6433, 12666, 12866, 14777, 19299, 29554, 38598, 44331, 88662, 1940009, 3880018, 5820027, 11640054, 13580063, 27160126, 40740189, 81480378]

約数ペア:

[(1, 81480378), (2, 40740189), (3, 27160126), (6, 13580063), (7, 11640054), (14, 5820027), (21, 3880018), (42, 1940009), (919, 88662), (1838, 44331), (2111, 38598), (2757, 29554), (4222, 19299), (5514, 14777), (6333, 12866), (6433, 12666)]