89460721

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{313}}^1$

素因数の和:653

約数の個数: 24

約数和(自身を含む): 110251680

約数和(自身を除く): 20790959

約数列:

[1, 7, 19, 49, 133, 307, 313, 931, 2149, 2191, 5833, 5947, 15043, 15337, 40831, 41629, 96091, 285817, 291403, 672637, 1825729, 4708459, 12780103, 89460721]

約数ペア:

[(1, 89460721), (7, 12780103), (19, 4708459), (49, 1825729), (133, 672637), (307, 291403), (313, 285817), (931, 96091), (2149, 41629), (2191, 40831), (5833, 15337), (5947, 15043)]