278380954790

素因数分解:

$2^1\times 5^1\times {\mathrm{27241}}^1\times {\mathrm{1021919}}^1$

素因数の和:1049167

約数の個数: 16

約数和(自身を含む): 501104603520

約数和(自身を除く): 222723648730

約数列:

[1, 2, 5, 10, 27241, 54482, 136205, 272410, 1021919, 2043838, 5109595, 10219190, 27838095479, 55676190958, 139190477395, 278380954790]

約数ペア:

[(1, 278380954790), (2, 139190477395), (5, 55676190958), (10, 27838095479), (27241, 10219190), (54482, 5109595), (136205, 2043838), (272410, 1021919)]