289736083

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{479}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 396103680

約数和(自身を除く): 106367597

約数列:

[1, 7, 13, 17, 23, 91, 119, 161, 221, 289, 299, 391, 479, 1547, 2023, 2093, 2737, 3353, 3757, 5083, 6227, 6647, 8143, 11017, 26299, 35581, 43589, 46529, 57001, 77119, 86411, 105859, 138431, 143221, 187289, 604877, 741013, 969017, 1002547, 1311023, 1799603, 2434757, 3183913, 12597221, 17043299, 22287391, 41390869, 289736083]

約数ペア:

[(1, 289736083), (7, 41390869), (13, 22287391), (17, 17043299), (23, 12597221), (91, 3183913), (119, 2434757), (161, 1799603), (221, 1311023), (289, 1002547), (299, 969017), (391, 741013), (479, 604877), (1547, 187289), (2023, 143221), (2093, 138431), (2737, 105859), (3353, 86411), (3757, 77119), (5083, 57001), (6227, 46529), (6647, 43589), (8143, 35581), (11017, 26299)]