128173818

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{207401}}^1$

素因数の和:207509

約数の個数: 16

約数和(自身を含む): 258837696

約数和(自身を除く): 130663878

約数列:

[1, 2, 3, 6, 103, 206, 309, 618, 207401, 414802, 622203, 1244406, 21362303, 42724606, 64086909, 128173818]

約数ペア:

[(1, 128173818), (2, 64086909), (3, 42724606), (6, 21362303), (103, 1244406), (206, 622203), (309, 414802), (618, 207401)]