28207942730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{256435843}}^1$

素因数の和:256435861

約数の個数: 16

約数和(自身を含む): 55390142304

約数和(自身を除く): 27182199574

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 256435843, 512871686, 1282179215, 2564358430, 2820794273, 5641588546, 14103971365, 28207942730]

約数ペア:

[(1, 28207942730), (2, 14103971365), (5, 5641588546), (10, 2820794273), (11, 2564358430), (22, 1282179215), (55, 512871686), (110, 256435843)]