28605353

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1399}}^1$

素因数の和:1556

約数の個数: 16

約数和(自身を含む): 34406400

約数和(自身を除く): 5801047

約数列:

[1, 7, 23, 127, 161, 889, 1399, 2921, 9793, 20447, 32177, 177673, 225239, 1243711, 4086479, 28605353]

約数ペア:

[(1, 28605353), (7, 4086479), (23, 1243711), (127, 225239), (161, 177673), (889, 32177), (1399, 20447), (2921, 9793)]