127481249

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{991}}^1$

素因数の和:1085

約数の個数: 32

約数和(自身を含む): 164560896

約数和(自身を除く): 37079647

約数列:

[1, 7, 17, 23, 47, 119, 161, 329, 391, 799, 991, 1081, 2737, 5593, 6937, 7567, 16847, 18377, 22793, 46577, 117929, 128639, 159551, 326039, 387481, 791809, 1071271, 2712367, 5542663, 7498897, 18211607, 127481249]

約数ペア:

[(1, 127481249), (7, 18211607), (17, 7498897), (23, 5542663), (47, 2712367), (119, 1071271), (161, 791809), (329, 387481), (391, 326039), (799, 159551), (991, 128639), (1081, 117929), (2737, 46577), (5593, 22793), (6937, 18377), (7567, 16847)]