1216784543

素因数分解:

${\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{547}}^1\times {\mathrm{1249}}^1$

素因数の和:1946

約数の個数: 16

約数和(自身を含む): 1323420000

約数和(自身を除く): 106635457

約数列:

[1, 13, 137, 547, 1249, 1781, 7111, 16237, 74939, 171113, 683203, 974207, 2224469, 8881639, 93598811, 1216784543]

約数ペア:

[(1, 1216784543), (13, 93598811), (137, 8881639), (547, 2224469), (1249, 974207), (1781, 683203), (7111, 171113), (16237, 74939)]