427838481

素因数分解:

$3^2\times 7^1\times {\mathrm{2111}}^1\times {\mathrm{3217}}^1$

素因数の和:5341

約数の個数: 24

約数和(自身を含む): 706827264

約数和(自身を除く): 278988783

約数列:

[1, 3, 7, 9, 21, 63, 2111, 3217, 6333, 9651, 14777, 18999, 22519, 28953, 44331, 67557, 132993, 202671, 6791087, 20373261, 47537609, 61119783, 142612827, 427838481]

約数ペア:

[(1, 427838481), (3, 142612827), (7, 61119783), (9, 47537609), (21, 20373261), (63, 6791087), (2111, 202671), (3217, 132993), (6333, 67557), (9651, 44331), (14777, 28953), (18999, 22519)]