201282921

素因数分解:

$3^3\times 7^1\times {\mathrm{1064989}}^1$

素因数の和:1065005

約数の個数: 16

約数和(自身を含む): 340796800

約数和(自身を除く): 139513879

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1064989, 3194967, 7454923, 9584901, 22364769, 28754703, 67094307, 201282921]

約数ペア:

[(1, 201282921), (3, 67094307), (7, 28754703), (9, 22364769), (21, 9584901), (27, 7454923), (63, 3194967), (189, 1064989)]