77892881

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 93374208

約数和(自身を除く): 15481327

約数列:

[1, 11, 23, 37, 53, 157, 253, 407, 583, 851, 1219, 1727, 1961, 3611, 5809, 8321, 9361, 13409, 21571, 39721, 45103, 63899, 91531, 133607, 191383, 307877, 496133, 1469677, 2105213, 3386647, 7081171, 77892881]

約数ペア:

[(1, 77892881), (11, 7081171), (23, 3386647), (37, 2105213), (53, 1469677), (157, 496133), (253, 307877), (407, 191383), (583, 133607), (851, 91531), (1219, 63899), (1727, 45103), (1961, 39721), (3611, 21571), (5809, 13409), (8321, 9361)]