28436690065

素因数分解:

$5^1\times 7^1\times {\mathrm{2089}}^1\times {\mathrm{388931}}^1$

素因数の和:391032

約数の個数: 16

約数和(自身を含む): 39017658240

約数和(自身を除く): 10580968175

約数列:

[1, 5, 7, 35, 2089, 10445, 14623, 73115, 388931, 1944655, 2722517, 13612585, 812476859, 4062384295, 5687338013, 28436690065]

約数ペア:

[(1, 28436690065), (5, 5687338013), (7, 4062384295), (35, 812476859), (2089, 13612585), (10445, 2722517), (14623, 1944655), (73115, 388931)]