1279200065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1789091}}^1$

素因数の和:1789120

約数の個数: 16

約数和(自身を含む): 1803404736

約数和(自身を除く): 524204671

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 1789091, 8945455, 19680001, 23258183, 98400005, 116290915, 255840013, 1279200065]

約数ペア:

[(1, 1279200065), (5, 255840013), (11, 116290915), (13, 98400005), (55, 23258183), (65, 19680001), (143, 8945455), (715, 1789091)]