128249982

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1017857}}^1$

素因数の和:1017872

約数の個数: 24

約数和(自身を含む): 317571696

約数和(自身を除く): 189321714

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1017857, 2035714, 3053571, 6107142, 7124999, 9160713, 14249998, 18321426, 21374997, 42749994, 64124991, 128249982]

約数ペア:

[(1, 128249982), (2, 64124991), (3, 42749994), (6, 21374997), (7, 18321426), (9, 14249998), (14, 9160713), (18, 7124999), (21, 6107142), (42, 3053571), (63, 2035714), (126, 1017857)]