12978105

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{123601}}^1$

素因数の和:123616

約数の個数: 16

約数和(自身を含む): 23731584

約数和(自身を除く): 10753479

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 123601, 370803, 618005, 865207, 1854015, 2595621, 4326035, 12978105]

約数ペア:

[(1, 12978105), (3, 4326035), (5, 2595621), (7, 1854015), (15, 865207), (21, 618005), (35, 370803), (105, 123601)]