248598973

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1489}}^1$

素因数の和:1597

約数の個数: 32

約数和(自身を含む): 319265280

約数和(自身を除く): 70666307

約数列:

[1, 7, 17, 23, 61, 119, 161, 391, 427, 1037, 1403, 1489, 2737, 7259, 9821, 10423, 23851, 25313, 34247, 90829, 166957, 177191, 239729, 582199, 635803, 1544093, 2089067, 4075393, 10808651, 14623469, 35514139, 248598973]

約数ペア:

[(1, 248598973), (7, 35514139), (17, 14623469), (23, 10808651), (61, 4075393), (119, 2089067), (161, 1544093), (391, 635803), (427, 582199), (1037, 239729), (1403, 177191), (1489, 166957), (2737, 90829), (7259, 34247), (9821, 25313), (10423, 23851)]